In two or more complete sentences, explain how you can prove that the number of degrees that the Moon rotates around the Earth each day is approximately 12.2⁰. Write your response in the essay box below.
Answers
Answer:
Follows are the explanation to this question:
Explanation:
In this solution, it is defined that there are two principal motions for the moon, which are its revolution as well as rotation. In such a movement called revolution, its Moon is relocating around the Earth, in which the approximate movement of the moon from around earth has an average movement of about 13.2° per day, or 92 degrees every week, that's once in 27.3 days.
Answer:
According to this solution, the Moon has two main motions, revolution and rotation. The Moon moves around the world in the movement called a revolution, in which an average of around 13.2 ° per day, or 92 degrees per week, or once in 27.3 days, is the annual movement of the moon around the Earth.
Related Questions
Can you hear this Picture???
If you know it, you get it
Answers
Answer:
Ah yes.. Beetlejuice
Explanation:
I hear it so well ngl
Three forces 2N, 3N and 4N acting
simultaneously on body of mass 2kg are
in equilibrium. If 3N force is now
removed then acceleration of the body
Answers
Explanation:
Fnet = ma
The acceleration of the body is -1N/kg. If the forces acting on the body are simultaneous and in equilibrium, then the net force acting on the body must be zero.
Here, the mass of the body is given as 2kg. Let us assume that the body's acceleration is "a" when the 3N force is removed while the forces acting on the body are in equilibrium. Using the following equation:
⇒2N + 4N + ma = 0
We can simplify the equation as:
⇒6N + 2ma = 0
When the 3N force is removed, the equation becomes:
⇒2N + ma = 0
Now, using the above equation, we can calculate the value of a:
⇒ma = -2N
⇒a = -2N / m
Given that m = 2kg, we get:
⇒a = -2N/(2kg)
⇒a = -1N/kg
Therefore, the acceleration of the body is -1N/kg. Here, the negative sign denotes that acceleration is in the opposite direction.
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Charge q = + 15 nC is uniformly distributed on a spherical shell that has a radius of 120 mm.
1. What is the magnitude of the electric field just outside the shell? (Express your answer with the appropriate units.)
2. What is the magnitude of the electric field just inside the shell? (Express your answer with the appropriate units.)
3. What is the direction of the electric field just outside and just inside the shell?
a. radially inward just outside the shell, radially outward just inside the shell
b. radially inward just outside the shell, zero just inside the shell
c. radially outward just outside the shell, radially inward just inside the shell
d. zero just outside the shell, radially inward just inside the shell
e. zero just outside the shell, radially outward just inside the shell
f. radially outward just outside the shell, zero just inside the shell
4. What is the electrostatic potential just outside the shell, relative to zero at infinity? (Express your answer with the appropriate units.)
5. What is the electrostatic potential just inside the shell, relative to zero at infinity? (Express your answer with the appropriate units.)
6. What is the electrostatic potential at the shell's center? (Express your answer with the appropriate units.)
7. What is the electric field magnitude at the shell's center? (Express your answer with the appropriate units.)
Answers
1.The magnitude of the electric field just outside the shell is approximately 46,875 N/C.
2.The electric field just inside the shell is zero.
3.The correct option is (c)
4.The electrostatic potential just outside the shell is V = (8.99 x 10^9 N*m^2/C^2) * (15 x 10^-9 C) / (0.12 m) ≈ 1.12 x 10^6 V.
5.The electrostatic potential just inside the shell is the same as the electrostatic potential just outside the shell.
6.The electric potential at the center of the shell is V = (8.99 x 10^9 N*m^2/C^2) * (15 x 10^-9 C) / (0.12 m) ≈ 1.12 x 10^7 V.
7.The electric field magnitude at the shell's center is zero .
1. The electric field just outside the shell can be calculated using the formula for electric field due to a uniformly charged sphere:
E = kq/r^2
where k is the Coulomb's constant, q is the charge on the sphere, and r is the distance from the center of the sphere to the point where the electric field is being calculated.
Here, q = +15 nC, r = 120 mm = 0.12 m, and k ≈ 8.99 x 10^9 N*m^2/C^2. Thus, substituting these values, we get:
E = (8.99 x 10^9 N*m^2/C^2) * (15 x 10^-9 C) / (0.12 m)^2 ≈ 46,875 N/C
Therefore, the magnitude of the electric field just outside the shell is approximately 46,875 N/C.
2. The electric field just inside the shell is zero because the net electric field at any point inside a uniformly charged spherical shell is zero due to the symmetry of the distribution.
3. The direction of the electric field just outside the shell is radially outward, and the direction of the electric field just inside the shell is radially inward. The correct option is (c).
4. The electrostatic potential just outside the shell can be calculated using the formula V = kq/r, where V is the electric potential at a distance r from the center of the sphere. Therefore, the electrostatic potential just outside the shell is V = (8.99 x 10^9 N*m^2/C^2) * (15 x 10^-9 C) / (0.12 m) ≈ 1.12 x 10^6 V.
5. The electrostatic potential just inside the shell is the same as the electrostatic potential just outside the shell, since the potential at any point just inside or on the surface of a charged spherical shell is constant.
6. The electric potential at the shell's center can be calculated using the formula V = kq/R, where R is the radius of the spherical shell. Therefore, the electric potential at the center of the shell is V = (8.99 x 10^9 N*m^2/C^2) * (15 x 10^-9 C) / (0.12 m) ≈ 1.12 x 10^7 V.
7. The electric field magnitude at the shell's center is zero since the net electric field at the center of a uniformly charged spherical shell is zero due to the symmetry of the distribution.
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Ayala is making salad dressing. She mixes oil and vinegar in a blender until a smooth consistency is formed. Explain whether this is a heterogeneous or a homogeneous mixture and why
Answers
Answer:Hetero
Explanation: Honestly, same as the last guy said
I need the answer to these quick
Answers
Answer:
where is the question ??/dude
How much time does it take a football to travel 50 m, if it is moving at 13.5 m/s?
Answers
Answer:
It will take 3.7 seconds for the football to travel 50 meters.
Explanation:
Since the football is traveling at 13.5 meters per second, we need to divide the distance needed to travel by how fast it is moving,
50/13.5 = 3.7 seconds
The last session talked about cooperation in a team and how to lead teamwork. State
some important aspects of cooperating in a group and strategies to lead teamwork that
you learned. Remember, we saw communication as an important tool for group
cooperation and leadership.
Answers
Cooperation has a crucial role in leadership. Mutual support and open cooperation are key characteristics of good teamwork that contribute in maximizing job satisfaction.
Some of the many essential element of cooperation are positive interdependence, face to face promotive interaction, an d individual and group accountability.
For the learners to realize that they all are connected to each other in ways where one cannot succeed unless everyone involved succeeds- each one of the participants is dependent on the contribution of all the other participants within the group.
Each and everyone involved needs to work in a collective manner with their companions so as to contribute to each other's success by sharing resources, helping, inspiring, and supporting one another. This involves "orally expressing and explaining ideas to how to solve the problems, teaching one's knowledge to others; understanding, checking and discussing concepts in hand and connecting the present with past learnings.
All such developments and happenings lead to the maximum job satisfaction, thus painting a picture of the presence of an affluent leadership in the teamwork.
Hence, strategies of a good leader for his team to produce the best work out in limited time period include honest and engaging communication, keeping a positive attitude, encouraging the teammates, asking for feedbacks and suggestions, and also giving direct feedbacks about others' performances.
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An object falls freely from height H. if it takes one second to travel last half of total displacement find height H priop to the fall.
Answers
Answer:9.82 m
Explanation:
As we know from equation of motion
S=v*t +0.5 a t^2
Know s=H/2
a =9.82
t=1
V=0
Plugging the values
H*0.5=0+0.5*9.82*1^2
H=9.82 m
If no external forces act on a moving object, it will:
a. continue moving at the same speed
b. move slower and slower until it finally stops
c. come to an abrupt halt
d. none of the above
Answers
If no external forces act on a moving object, it will continue moving at the same speed. This is known as Newton's First Law of Motion, also called the law of inertia.
In the absence of any external forces, an object in motion will continue moving with a constant velocity. This means that the object will not slow down or speed up unless acted upon by an external force.
If no external forces act on a moving object, it will follow Newton's first law of motion, also known as the law of inertia. According to this law, an object in motion will continue moving at the same speed and in the same direction unless acted upon by an external force. Therefore, the correct answer to your question is option (a): the object will continue moving at the same speed. This law explains the natural tendency of objects to maintain their current state of motion, whether at rest or in motion.
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An eraser is thrown into the air with an initial velocity of 6.2 meters per second.
1. What is its maximum height?
2. How long does it take for you to catch it?
Answers
Answer:
Maximum height = 1.96 (Approc)
Total time = 1.26 second
Explanation:
Given:
Final velocity v = 6.2 m/s
Find:
Maximum height
Total time
Computation:
v² = u² + 2as
6.2² = 2(9.8)s
S = 1.96 m Approx
Maximum height = 1.96 (Approc)
v = u + at
6.2 = (9.8)(t)
Total time = 0.63 x 2
Total time = 1.26 second
.The relation f ~ T tells us that high temperature sources emit electromagnetic waves of _________.
A. low frequency
B. long wavelengths
C. high frequency
D. high penetrating power
Answers
Fred takes a personal assessment that tells him that he would be great in the Agriculture, Food, and Natural Resources career cluster. What did Fred most likely mark as interests?
A-the justice system, horticulture, raising animals
B-being outdoors, supporting arguments, fixing broken items
C-being outdoors, horticulture, raising animals
D-fixing broken items, researching topics, leadership skills
Answers
Answer:
yes it is C
Explanation:
which of the following does not influence the speed of water in a
stream?
a. gradient
b. discharge
c. channel geometry
d. flow
Answers
Pption d. flow does not independently influence the speed of water in a stream. Instead, it is an outcome determined by the combined effects of gradient, discharge, and channel geometry.
The flow itself, or the rate at which water moves in a stream, is not an independent factor that influences the speed of water in a stream. Instead, it is a result of other factors such as gradient, discharge, and channel geometry.
a. Gradient: The gradient, or slope, of the stream affects the speed of water. Steeper gradients generally lead to faster-flowing water.
b. Discharge: The discharge of a stream, which refers to the volume of water passing through a given point in a specified amount of time, directly affects the speed of water. Higher discharge results in faster flow.
c. Channel geometry: The shape and dimensions of the stream channel also influence the speed of water. Wider and deeper channels tend to have slower flow, while narrower and shallower channels often lead to faster flow.
Therefore, option d. flow does not independently influence the speed of water in a stream. Instead, it is an outcome determined by the combined effects of gradient, discharge, and channel geometry.
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What would be the acceleration of gravity (in m/s2) at the surface of a world with nine times Earth's mass and three times its radius?
Answers
Answer:
Explanation:
Given:
M = 9*M₃
R = 3*R₃
g₃ =9.8 m/s²
_______
g - ?
g₃ = G*M₃ / R₃²
g = G*M / R² = G*9·M₃ / (3*R₃)² = G*9·M₃ / (9*R₃²) = G*M₃ / R₃² = g₃
Accelerations are the same
a torroidal solenoid has inner and outer radii of 6.06 cm and 16.6 cm and carries a current of 20.3 a. calculate the number of wire turns required to produce a 13.5 mt magnetic field inside the coil a distance of 10.5 cm from its center
Answers
We would need approximately 45,420 wire turns to produce a 13.5 mT magnetic field inside the toroidal solenoid at a distance of 10.5 cm from its center.
The magnetic field inside a toroidal solenoid is given by:
B = (μ0 * N * I) / (2 * π * r)
where B is the magnetic field, μ0 is the permeability of free space, N is the number of wire turns, I is the current, and r is the radial distance from the center of the toroid. In this case, we want to find N, so we can rearrange the equation to solve for it:
N = (2 * π * r * B) / (μ0 * I)
Plugging in the given values, we get:
N = (2 * π * 0.105 m * 13.5 T) / (4 * π * 10^-7 T·m/A * 20.3 A)
N ≈ 45,420 turns
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help me please???!!!!
Answers
Rhonda is looking for a campsite for the night. From her parking spot she walks north for 212 meters, then turns and walks west for 145 m what is the displacement from Rhonda's car to her campsite
Answers
The displacement from Rhonda's car to her campsite 257 m, 34.4° north of west.
Most campgrounds have picnic tables, a place to park your car, and a place to pitch your tent. Bathrooms and taps are often shared. One of the joys of camping is the lack of outdoor gear. But it's also nice to have a comfortable, convenient and cozy campsite. A tent is a small shelter for sleeping while camping.
Camps are areas with tents campfires and surroundings. There are many types of camping but the main methods of camping are backpacking auto-camping and glamping. These top three camping styles have options for every level of camper. Front country camping is also called auto camping because you can drive to the campground. These campsites usually have running water and modern washrooms.
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Atom A has an atomic number of 19 and a mass number of 40. Atom B has an atomic number of 20 and a mass number of 40. Which of these is an accurate statement?
A) Atom A has more protons than Atom B.
B) Atom A has one less proton and one more neutron than Atom B.
C) Atom A has an extra nucleon compared to Atom B.
D) Atom A has one more proton and one more electron than Atom B
Answers
Answer:
B
Explanation:
Suppose that the mirror is moved so that the tree is between the focus point F and the mirror. What happens to the image of the tree?
1. the image moves behind the curved mirror.
2.The image stays the same.
3.The image appears taller and on the same side of the mirror.
4. The image appears shorter and on the same side of the mirror.
Answers
When the mirror is moved so that the tree is between the focus point F and the mirror, the image appears shorter and on the same side of the mirror.This happens because of the phenomenon known as Reflection of Light. The mirror reflects light in such a way that it appears as if the light is coming from behind the mirror.
As a result, a virtual image is formed behind the mirror. This virtual image is similar in size and shape to the object being reflected.The characteristics of the image produced by a mirror depends on the location of the object relative to the mirror. There are two types of mirrors that we use to reflect light: Concave and Convex. In the case of a concave mirror, the image produced can either be real or virtual. When an object is placed between the focus point and the mirror, a virtual and erect image is produced. This image is smaller than the actual object and appears behind the mirror. The image is virtual because the light rays do not converge at the location of the image. In the case of a convex mirror, the image produced is always virtual, erect, and smaller than the actual object. As the object moves closer to the mirror, the image gets smaller. If the object is moved to a position where it is between the focus point and the mirror, the image produced will appear shorter and on the same side of the mirror.For such more question on Concave
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What are the two qualities required for a healthy relationship
Answers
A good relationship must possess the attributes of communication and trust. Without trust, there can be no intimacy, and without communication, there can be no understanding.
This is a true expression of the truth. In order to build a solid and lasting connection between two individuals, communication and trust are essential elements of a good relationship.
Absolutely! Relationships that lack open and honest communication, as well as trust, are likely to be unstable and can lead to misunderstandings, conflicts, and even a breakdown of the relationship over time. Building a strong foundation of trust and communication can help ensure that a relationship can withstand challenges and grow stronger over time.
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Why don't we breathe when we talk?
Answers
Answer:
Because it’s imposible
Which of the following is an explanation of how the natural world works, based on experimentation?
O An analysis
O Alaw
O An opinion
O A theory
Answers
The explanation of how the natural world works based on experimentation is ;A theory ( D )
A theory is proportionally related to an experiment because a theory is an informed /phenomenon based on facts approved or disproved by an experiment.
Therefore an explanation of how the natural world works should be factual based on experimentation. and not an opinion, while a law in science is developed based on ideal conditions and not natural world conditions.
Hence we can conclude that The explanation of how the natural world works based on experimentation is A theory.
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How big is depth of the Grand Canyon?
Answers
Answer:
6,001′ 0″
Explanation:
Incised by the Colorado River, the canyon is immense, averaging 4,000 feet deep for its entire 277 miles. It is 6,000 feet deep at its deepest point and 18 miles at its widest. However, the significance of Grand Canyon is not limited to its geology.
Consider the polynomial
() = −0. 14 − 0. 153 − 0. 52 − 0. 25 + 1. 2
The true value of its derivative at x=0. 5 is ′
(0. 5) = −0. 9125. Use backward, forward, and centered
first finite differences to estimate the derivative numerically if the step size ∆ = 0. 25, and determine
the percent error between the true value and each of the estimated values (percent error is given by
= −
converted to a percentage. ) What value of ∆ would you have to use for the backward and forward
finite differences to get the same percent error as the centered finite difference (hint: it should be less
than 0. 25. )
Answers
The backward finite difference method for estimating the derivative at x=0.5 is:
(f(0.5) - f(0.25)) / (0.5 - 0.25) = (-0.14 - (-0.4025)) / (0.5 - 0.25) = 0.2625 / 0.25 = 10.5
The percent error between this estimate and the true value is:
|(10.5 - (-0.9125)) / (-0.9125)| * 100% = |11.4125 / (-0.9125)| * 100% = 12.48%
The forward finite difference method for estimating the derivative at x=0.5 is:
(f(0.75) - f(0.5)) / (0.75 - 0.5) = (-0.6275 - (-0.14)) / (0.75 - 0.5) = -0.4875 / 0.25 = -1.95
The percent error between this estimate and the true value is:
|(-1.95 - (-0.9125)) / (-0.9125)| * 100% = |-1.0375 / (-0.9125)| * 100% = 1.14%
The centred finite difference method for estimating the derivative at x=0.5 is:
(f(0.75) - f(0.25)) / (0.75 - 0.25) = (-0.6275 - (-0.4025)) / (0.75 - 0.25) = -0.225 / 0.5 = -0.45
The percent error between this estimate and the true value is:
|(-0.45 - (-0.9125)) / (-0.9125)| * 100% = |0.4625 / (-0.9125)| * 100% = 0.51%
To get the same percent error as the centred finite difference, we would have to use a step size of ∆ = 0.125.
This is because a smaller step size means a smaller difference between the estimates and the true value, and therefore a smaller percent error.
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What kind of electromagnetic waves are used by an FM radio?.
Answers
Answer:
electromagnetic radiation
A man are the back of a crowd watches masquerade dancers by holding a plane mirror just above is head the Masquerade dancers are positioned 6m behind him the mirror is 0.25m Infront of the man. How far does the image in the mirror appears to be from the man.
PLEASE
Answers
The image formed at the distance between the masquerade dancers and the man is -0.25m. The negative sign indicates the image is a virtual image.
A mirror is a reflective surface that includes the light that bounces back the light. The mirror produces a real and a virtual image. When an object is placed in front of a mirror, the image is produced in the mirror. The image is formed from the reflected rays from the object when light falls on it.
From the given,
the distance between the masquerade dancers (Do) = 6m
The mirror is placed at a distance from man = 0.25m
The image is formed between the man and dancers, Di = -Do
Di = -Do
= -0.25 m
The image formation from an object is - 0.25 m and the negative sign indicates the image is a virtual image.
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The pressure drop over a certain length of horizontal pipe is assumed to be a function of the velocity
Answers
The pressure drop over a certain length of horizontal pipe is assumed to be a function of the velocity is true because of the relationship between fluid flow and pressure, which is described by the Bernoulli's principle.
The pressure drop over a certain length of horizontal pipe is typically related to the flow rate through the pipe, which is in turn related to the velocity of the fluid. This relationship is described by the Darcy-Weisbach equation,
ΔP = f (L/D) (ρV^2/2)
Where ΔP is the pressure drop, L is the length of the pipe, D is the diameter of the pipe, ρ is the density of the fluid, V is the average velocity of the fluid, and f is the friction factor, which depends on the roughness of the pipe surface and the Reynolds number of the flow.
This equation shows that the pressure drop is proportional to the square of the velocity of the fluid, which means that as the velocity increases, the pressure drop will also increase. Therefore, the pressure drop over a certain length of horizontal pipe can be related to the velocity of the fluid flowing through it.
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I NEED HELP PLEASE HELP ME!!!
Answers
Answer:
7...is mitochondria :- mitochondria are known as the power house of the cell.
Answer:
1) cell wall
you know cell wall is a made up cellulose
it's present in plant cell
it surface are very hard
it protects high temperature, moisture of air, pressure of air etc
What is a cars acceleration in the direction of motion when velocity changes from 20. M/s to 60. M/s in 10. S
Answers
Answer:
Acceleration, \(a=4\ m/s^2\)
Explanation:
Given that,
Initial velocity, u = 20 m/s
Final velocity, v = 60 m/s
Time, t = 10 s
We need to find the acceleration of the car. It is equal to the change in velocity divided by time.
\(a=\dfrac{v-u}{t}\\\\a=\dfrac{60-20}{10}\\\\a=\dfrac{40}{10}\\\\a=4\ m/s^2\)
So, the acceleration of the car is \(4\ m/s^2\).
when calculating the total weight the ladder is to support, you must include:
Answers
The weight of the person(s) using the ladder, as well as the weight of any tools or materials being carried up the ladder.
What factors should be considered when calculating the total weight a ladder needs to support?When using a ladder, it is important to calculate the total weight it needs to support to ensure safety and stability. In addition to the weight of the person(s) using the ladder, the weight of any tools or materials being carried up the ladder must also be taken into account.
Neglecting to consider these factors can lead to a ladder being overloaded, which can cause it to become unstable and increase the risk of falls or other accidents.
It is also important to choose the right type of ladder for the job, as different ladders have different weight capacities and maximum load ratings. When in doubt, it is always better to err on the side of caution and choose a ladder with a higher weight capacity than you think you will need.
By taking the time to properly calculate the total weight a ladder needs to support, you can ensure that you are using it safely and reduce the risk of accidents or injuries.
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