The interval between two notes (one higher than the other) of the same name that have a similar sound because the upper has exactly double the sound vibrations per second of the lower is called a/an

Answer:

The potential energy stored in molecules can be converted to chemical energy, heat, and electromagnetic radiation, such as sunlight, all have kinetic energy.

A 2 a current flows through a resistor when a 6 v battery is connected to it. The resistance of the resistor is 6/2=3 amperes when the identical resistor is connected to a 12 v battery instead.

Electrical resistance is a measurement of an object's resistance to electrical current flow. The reciprocal number, electrical conductance, gauges how easily an electric current flows. Conceptually, electrical resistance and mechanical friction are comparable. Electrical resistance is measured in ohms (), the SI unit for electrical resistance, whereas electrical conductance is measured in siemens (S), formerly known as the mho and then denoted by. The substance an object is constructed of mostly determines how resistant it is. Electrical conductors, like metals, frequently have extremely low resistance and high conductance, in contrast to electrical insulators, like rubber, which can have extremely high resistance and low conductance. It is possible to quantify this relationship by measuring conductivity or resistivity.

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V=1160*24S/3750 + 2590*16E/3750 is the final velocity.

Given,

An 1160 kg car traveling south at 24.0 m/s

A 2590 kg delivery truck traveling east at 16.0 m/s gets collided and attached to the car.

Solution:

The momentum is conserved here

1160*24 S + 2590*16 E =(1160+2590)V

V = 1160*24 S + 2590*16 E/3750

V=1160*24S/3750 + 2590*16E/3750

The final velocity is V=1160*24S/3750 + 2590*16E/3750.

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Light rays first pass through the transparent layer called the cornea and then refracted again as they pass through the transparent lens.

How do light rays flow in the eyes?

The first factor in the journey of light via the eye is the objects being seen and how they produce, reflect, or change the light in various ways.

The visual cortex of the brain's occipital lobe serves as the destination of the light pathway, which starts with photoreceptors in the retina. Rod and cone cells are two different types of photoreceptors. When it comes to eyesight in low light and in peripheral vision, rods can be especially helpful.

The cornea is where most of the refraction occurs as light enters the eye's curved, transparent front surface. The natural or crystalline lens of the eye also distorts light rays. When an item passes in front of the eye, its rays pass through the transparent cornea and enter the eye.

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Answer: the answer is d $19.95

Explanation:

chicken dinner: 6.95 x 3 = 20.85

burger: 5.75

20.85 + 5.75 = 26.6

26.6 divided by 4 (bc theres 4 ppl and the bill needs to be split equally)

26.6/4= 6.65

and since 3 friends are paying him back u gotta do 6.65 x 3 = 19.95

Answer:

In electric field charge will experience a force which is given by

F=qE

q=F/E

q=3.7×10^-2/54

q=0.00068C

Answer:

4kilogram

Explanation:

Answer:

100n

Explanation:

Answer:

-100N

I hope this helps!

No. A dog chasing its tail is just an animal running around in circles.

The dog's MOTION, however, IS accelerated motion, since the DIRECTION of its motion is constantly changing.

A a dog chasing its tail cannot be considered as acceleration.

Acceleration is the rate at which velocity changes over time, both in terms of speed and direction.

A point or object moving in a straight line is accelerated if it accelerates or decelerates. Even if the speed is constant, motion on a circle is accelerated because the direction is constantly changing.

For example, if a car accelerates as it turns a corner at constant speed, it is doing so because its direction is changing.

The faster you turn, the faster you accelerate. When velocity changes in magnitude (increase or decrease in speed), direction, or both, there is an acceleration.

Thus, as there is no change in either speed or direction in scenario in which a dog chases its tail, it is not considered as acceleration.

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Answer:

A DAY IN THE LIFE OF METIS JOURNAL, I WROTE IT HOPE U LIKE IT ;))) XD

We, who live in the west, were Nomadic. So we always moved from place to place to hunt buffalo and other fur-bearing animals. And now again we have to shift everything we collected , like, all the essential needs we collected. It’s really hard to shift stuff, But when you move to a new place you get to see new beautiful places. They are just so satisfying to see! It’s like all my work(like the shifting work) is paid off. I love it! We always meet the Hudson’s bay company employees, and give them furs which we took from the bissons and other furry animals we hunted. And in exchange they give us their (Hudson’s Bay company) goods. Which is good! Because then we or I won't be able to enjoy that delicious pemmican!

 The one reason that makes me proud of my parents is that because of them I am like a translator for both sides in the fur trade! Anyways coming back to the present. As I said before, we were moving today to another place, But on the way some people along with my father will ride the famous York boats carrying supplies to fur posts. I begged my father to take me with him! And as usual he gave me some silly reason for me to stay. And now since I don’t have anything to do I will-..Nevermind, My mom’s calling me. Okay after helping my mom keep the fur posts into the York boats me , my mom, and the others are just relaxing and enjoying nature just to take a break. Since, I am so obsessed with my Journal notebook today I’m just going to sit here and right what comes to my mind. I’m not like the others who always seem to be talking with someone. I like my own space! 

I kind of miss my dad already, but he and his fellow members need to travel the waterways from the red river further west and north to hudson bay. These red river carts also travel the trek back and forth over land to St. Paul, Minnesota and to posts in saskatchewan.  Speaking about the red river, the only large settlement in the region is the red colony. About 12000 people lived in this colony around Fort Garry. Some were the original Selkirk settlers or their descendents. They had come from Scotland with lord Selkirk when he established the colony in 1811. Many of these original settlers were poor farmers who had been displaced  from their lands in scotland. They had endured many hardships in the early years of settlement, including foods, hunger, and sickness. I love studying about other colonies, cultures , history etc.

Explanation:

write this as your answer you will get extra marks

Answer:

Linear magnification = 1/3

Explanation:

Given:

Convex mirror

Object's distance from pole = 2f

Find:

Linear magnification

Computation:

Object distance, u = −2f

So,

1/v + 1/u = 1/f

1/v + 1/(-2f) = 1/f

1/v = 1/f + 1/2f

BY taking LCM

1/v = 3 / 2f

v = 2f / 3

Magnification, M = -v / u

So,

Magnification, M = (2f / 3) / 2f

Magnification, M = 2f / 6f

Magnification, M = 2 / 6

Linear magnification = 1/3

First, let's draw a lens and a ray that has the given characteristics:

If the ray strikes in parallel and then diverges from the axis of the lens, that means we have a divergent ray.

Therefore the correct option is A.

Approximately 100 m (330 ft) less sea level existed 18,000 years ago than it does today. This assertion is accurate.

About 110 million years ago, sea levels were 120 m lower than they are now and between 100 and 200 m higher than they are now. About 40 million years ago, temperatures were up to 8° C warmer than they are now.

Climate change may cause variations in sea level. Because of the colder environment and greater amounts of water that were frozen in glaciers and ice sheets during previous ice ages, sea level was significantly lower.

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Answer:

Explanation:

Although we do have an equation for this in terms of one-dimensional motion, it's easy enough just to use the mathematical definition of acceleration:

\(a=\frac{v_f-v_0}{t}\)  which says, in words, the acceleration of an object is equal to the objects final velocity minus its initial velocity, divided by the change in time. Since everything is given in m and s, our answer will be in m/s/s:

\(a=\frac{16.0-4.0}{4.0}\) and

\(a=\frac{12.0}{4.0}\) so

a = 3.0 m/s/s

Answer: 1102.5 meters

Explanation:

The object in the image is called an electromagnet

The strength of the magnetic field can be increased by increasing the number of turns.

An electromagnet is a type of magnet that is created by the flow of electric current through a coil of wire. Unlike a permanent magnet, which produces a magnetic field at all times, an electromagnet's magnetic field is created and maintained by the flow of current.

The strength of the magnetic field produced by an electromagnet depends on several factors, including the number of turns in the coil, the current flowing through the wire, and the material of the core (if one is used).

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Puck mass (m) and J (impulse), initial and ultimate velocities are the known and unknown quantities, respectively.

The integral of a force, F, over the time period over which it acts, t, is known as an impulse in classical mechanics and is denoted by the letters J or Imp. Since force is a vector quantity, impulse also belongs to this category. An object experiences an impulse, which results in an equivalent vector change in its linear momentum along with the subsequent direction. The kilogram meter per second (kg m/s) and newton second (N s), are dimensionally equal units of momentum and impulse, respectively. In the British Gravitational System, the unit is the slug-foot per second (slugft/s), but the equivalent English engineering measure is the pound-second (lbfs). As long as it is acting, a resulting force accelerates the body and alters its velocity.

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Answer:

skeletal system

Explanation:

hope its the right answer:))

Answer:

top

Explanation:

the weaker the gravitational force.

because G=km1m2/r^2

Which shows, the greater the distance the weaker the gravitational force.

The net gravitational force on the 10.0 kg mass is 0.266 × 10⁻⁸ N to the left.

The net gravitational force on the 10.0 kg mass can be found using Newton's law of gravitation:

F = G * (m1 * m2) / r²

where F is the force of gravity, G is the gravitational constant (6.674 × 10^-11 Nm²/kg²), m1 and m2 are the masses of the two objects, and r is the distance between their centers of mass.

First, we can find the gravitational force between the 10.0 kg mass and the 20.0 kg mass:

F1 = G * ((10.0 kg) * (20.0 kg)) / (0.500 m)²

F1 = 1.072 × 10⁻⁸ N (to the right)

Next, we can find the gravitational force between the 10.0 kg mass and the 30.0 kg mass:

F2 = G * ((10.0 kg) * (30.0 kg)) / (1.25 m)²

F2 = 1.338 × 10⁻⁸ N (to the left)

Finally, we can find the net gravitational force on the 10.0 kg mass by adding the two individual forces and taking their direction into account:

F_net = F2 - F1

F_net = 0.266 × 10⁻⁸ N (to the left)

Therefore, the net gravitational force on the 10.0 kg mass is 0.266 × 10⁻⁸ N to the left.

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The strength of gravity of planets Jupiter and Pluto are 23.1m/s² and  0.6m/s² respectively.

We are given that,

The mass of the shoes =  m=0.500 kg

The weigh  of the shoes on the Jupiter = W₁=11.55 N

The weigh of the shoes on the Pluto = W₂=0.3 N

Therefore, the weight to mass ratio determines the strength of gravity, or the acceleration caused by gravity.

\(g_{j} = \frac{w_{1} }{m}\)

Putting the values in above equation we can get,

\(g_{j} = \frac{11.55N}{0.500kg}\\ g_{j} = 23.1m/s^{2}\)

Since, the gravity strength of planet Jupiter would be 23.1m/s²

\(g_{p} =\frac{w_{2} }{m} \\g_{p} = \frac{0.3N}{0.500kg} \\g_{p} = 0.6 m/s^{2}\)

Thus, the gravity strength of planet Pluto may be 0.6m/s².

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Answer:

D

Explanation:

physical properties are properties that can be measured with instruments, such as a scale for weight.

The descriptions are chemical properties

Gold's atoms have more protons than those of many other metals, it is a particularly dense metal. Statement D explains the physical characteristics of the constituent parts of a substance.

Density is defined as the mass per unit volume. It is an important parameter to understand the fluid and its properties. Its unit is kg/m³.

Gold is a relatively dense metal because its atoms have more protons than atoms of many other metals.

Statement D describes a physical property related to the particles that make up a material. Because density is the physical property of the material.

Hence option D is corect.

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Answer:

hope it helps for you

Explanation:

A machine is an object or mechanical device that receives an input amount of work and transfers the energy to an output amount of work. For an ideal machine, the input work and output work are always the same. The six common simple machines are the lever, wheel and axle, pulley, inclined plane, wedge, and screw.

Answer: Friction that acts on a sliding object

Explanation:

Centripetal refers to “center-seeking” Quantifies the change in directionof the velocity The acceleration is directed toward the center of the circle of motion.

The magnitude of the centripetal acceleration is given by V^2/r, the direction is toward the center of the circle. The tangential component of the acceleration is due to changing speed. The centripetal component of the acceleration is due to changing direction.

When an object is rotating at a constant angular velocity, the whole object has a constant angular velocity. Therefore, every mint on the turntable has the same, constant angular velocity.

The acceleration which causes the tangential velocity to change direction is called Centripetal acceleration. Centripetal acceleration is always in toward the center of the circle.

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because weight disappear and doesn't show the actual weight in the lift

Parent Genotypes are OO and Oo which produces orange fruit and Oo and oo, which produces orange and non-orange fruit in a 1:1 ratio.

We can infer that the parents were likely heterozygous for a single gene controlling fruit color.

Let's denote the dominant and recessive alleles as O (for orange) and o (for non-orange), respectively.

Possible genotypes of the parents are OO and Oo, which would produce only orange fruit, and Oo and oo, which would produce orange and non-orange fruit in a 1:1 ratio.

The 50% orange offspring could result from the homozygous dominant parent (OO) or the heterozygous parent (Oo). The 25% red offspring could only result from two heterozygous parents (Oo x Oo), as the red fruit color is likely a result of a blending of the orange and non-orange pigments. The 25% yellow offspring could result from the heterozygous parent (Oo) and the homozygous recessive parent (oo).

The production of different colored fruits than the parents can be explained by independent assortment and random fertilization during meiosis, leading to the combination of different alleles in the offspring. Additionally, genetic recombination and mutation can also contribute to the variation observed in the offspring.

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