Brightness of bulb in copper

Complete option to the question:

A. The asthenosphere is broken up into large continental- and ocean-sized plates.

B. Convection currents within the asthenosphere push magma upward to create new crust.

C. Heat from deep within Earth is thought to keep the asthenosphere malleable.

D. The asthenosphere is the repository for parts of the lithosphere that are dragged downward in subduction zones.

Answer: The correct option is A (The asthenosphere is broken up into large continental- and ocean-sized plates.)

Explanation:

Among the components that makes up the earth crust are the lithosphere and the asthenosphere.

The LITHOSPHERE is the outer layer of the earth structure which consists of the upper part of the mantle and the crust.

The ASTHENOSPHERE is a part of the upper mantle just below the lithosphere that is involved in plate tectonic movement and isostatic adjustments. It is denser and weaker layer of the upper mantle which permits the movement of tectonic plates in the lithosphere.

The asthenosphere is the repository for parts of the lithosphere that are dragged downward in subduction zones.Heat from deep within Earth is thought to keep the asthenosphere malleable. And the convection currents within the asthenosphere push magma upward to create new crust. But it is not broken up into large continental- and ocean-sized plates.

Heat capacity is a physical property that measures the amount of heat energy required to raise the temperature of a substance by a certain amount. It represents the ability of a material to store thermal energy.

To find the heat capacity of this object, we can use the formula:
heat capacity = heat / (mass x change in temperature)
Plugging in the given values, we get:
heat capacity = 2100 J / (0.180 kg x 12 °C)
heat capacity = 972.2 J/(kg·°C)
Therefore, the heat capacity of this object is 972.2 J/(kg·°C).

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1 newton is equal to approximately 0.225 pounds.

The newton (N) and pound (lb) are both units of force, with the newton being the standard unit in the International System of Units (SI) and the pound being commonly used in the United States and United Kingdom. The conversion between the two units is not straightforward as they are based on different reference points.

However, using the conversion factor of 1 N = 0.225 lb, we can find out that one newton is equivalent to approximately 0.225 pounds. This means that if a force of 1 newton is applied, it would be equivalent to a force of 0.225 pounds.

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In the case of the gearbox as the system, the outer surface temperature is 297 K, and the rate of entropy formation is 2.3*10⁻³ kW. A surface's temperature is its ambient temperature.

More specifically, it can be talking about: Surface temperature, the temperature of the air at the earth's Surface temperature. A state of disorder, randomness, or uncertainty are frequently associated with the scientific notion of entropy, which is also a quantifiable physical attribute. Since work is produced by ordered molecular motion, entropy also serves as a proxy for a system's molecular disorder or unpredictability.

Given,

Power = 59.32

Q = ha(Ta-Tb) (Ta-Tb)

Q = (0.171)((1.0)(347k) (347k)

Q = 2.3*10⁻³ kW

Therefore the rate entropy of the gearbox is 2.3*10⁻³ kW.

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A moon has more mass than the planet it circles and less mass than a star.

Do planets have a greater mass than stars?

By this definition, "stars" must be larger than planets in terms of mass. The size of a white dwarf would be comparable to that of a moon or small planet, but its mass would be approximately 200–1300 times that of Jupiter. Even more extreme are neutron stars, which are about the size of an asteroid but have a mass of several thousand Jupiters.

Why is the weight of the same object different on different planets Class 7?

The weight of an object is determined by its mass and the gravitational force that it experiences. The separation between two objects affects how strong gravity is. Because of this, an object weights differently on many planets.

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Answer: Light reflects from a smooth surface at the same angle as it hits the surface.

Explanation:  Light reflects from a smooth surface at the same angle as it hits the surface. For a smooth surface, reflected light rays travel in the same direction. This is called specular reflection

Answer:

D

Explanation:

as one burns then all stop simple

please mark me as brainlist

In general, collapse causes central heating, which ultimately causes temperatures conducive to hydrogen ignition. Particularly, material from the molecular cloud's outer reaches transforms gravitational potential energy into kinetic energy as it falls inward toward the cloud's core when gravity outweighs pressure.

The material is either added to the central protostar or spun out into the protoplanetary disc when it reaches the centre of the cloud, converting its kinetic energy into thermal energy. As more material is added, the protostar gets hotter and brighter.

When the centre of the object reaches temperatures of 10-15 million K and nuclear fusion starts, its central pressure and temperature likewise rise. Other angular momentum-related processes shape the material surrounding the collapsing core in the interim and regulate the volume of material engaged in the collapse.

what is kinetic energy?

Kinetic energy is a type of energy that is present in every object or particle that is moving. When work, which entails the exchange of electrons, is done on an object by applying a net force, that object acquires kinetic energy.

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A dense core of material in a molecular cloud begins to collapse due to gravity.

What is gravity?
Gravity is indeed a fundamental interaction in physics that causes all objects with mass or energy to attract one another. The electromagnetic force, the weak interaction, and the strong interaction are all significantly stronger than gravity, which is by far the weakest of a four fundamental interactions. As a result, this has no appreciable impact on subatomic particle level phenomena. However, at the macroscopic level, gravity is the most important interaction between objects and governs the movement of planets, stars, galaxies, or even light. The Moon's gravity causes sublunar tides in the oceans, just as gravity on Earth gives weight to physical objects.

As it collapses, it heats up and the central regions become hotter than the surrounding material. This causes the central regions to become more dense and the surrounding material to be expelled. The star continues to collapse and heat up until it reaches the main sequence, where it stabilizes and begins to produce energy through nuclear fusion.

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Answer:

Hypothesis.

Explanation:

Not a question, not a summary, and not an experiment.

The Boolean equation for the given circuit, using De Morgan equivalent gates and bubble pushing methods, can be written as follows:

(A + B)' + (C + D)' = Y

In the given circuit, we have two inputs, A and B, which are connected to the first OR gate. The output of this OR gate is inverted using a NOT gate. Similarly, we have inputs C and D, which are connected to the second OR gate. The output of this OR gate is also inverted using a NOT gate. Finally, the outputs of the two NOT gates are connected to a third OR gate, which gives us the output Y.

To write the Boolean equation, we can use De Morgan's theorem to simplify the circuit. De Morgan's theorem states that the complement of the sum of two variables is equal to the product of their complements. Using this theorem, we can rewrite the first part of the circuit as (A' * B') and the second part as (C' * D').

Applying the bubble pushing method, we can eliminate the NOT gates and rewrite the equation as (A' * B') + (C' * D') = Y.

This equation represents the logical relationship between the inputs A, B, C, D, and the output Y in the given circuit. It states that the output Y is the result of the OR operation between the complemented inputs A and B, and the complemented inputs C and D.

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Answer:

1.through multiple .

2.through recessive .

3.through  linked

Explanation:

Answer: Diabetes: multiple

              SCA: recessive

              color blind: s!x linked

Explanation:

<3

Answer:

The storm was a category 4 hurricane that struck Galveston, Texas, on September 8, 1900, bringing winds of 130 miles (210 km) per hour and high tides that overwhelmed the low-lying coastal city, demolishing buildings and claiming more than 8,000 lives.

00p- now I can actually answer :)

Hope that I helped you a little :0

Answer:

51 miles/hour

Explanation:

Talia is on a road trip with some friends. in the first 2 hours, they travel 100 miles. then they hit traffic and go only 30 miles in the next hour. the last hour of their trip, they drive 75 miles. calculate the average speed of talia’s car during the trip. give your answer to the nearest whole number.

The average speed would be 51 miles/hour.

The average speed of a moving object is defined as the total distance traveled relative to the total time taken fro the journey. Mathematically, it is given as:

  total distance traveled/total time taken.

In this case;

Total distance traveled = 100 + 30 + 75 = 205 miles

Total time taken = 2 + 1 + 1 = 4 hours

Therefore;

Average speed = 205/4 = 51.25 miles/hour

To the nearest whole number = 51 miles/hour

Answer:

392.4

Explanation:

40*9.81=392.4

Answer:

B. 122N

Explanation:

f = 0.15 x 83 x 9.8 = 122.01

f = 122N

Answer:

there is no picture to see

Answer:

WDYM?

Explanation:

Answer: Get therapy (not like actually lol but like you know...)

Explanation: Listen to calming music or your favorite music, read, draw, color, literally anything that makes you calm

The names of meteor showers (Geminids, Leonids, Perseids, Quadrantids) are names of meteor radiant points which are in the apparent direction of the luminous tails of individual meteors seen all over the sky.

The Quadrantids, for example, appear to radiate from the constellation Boötes.

The names of meteor showers (Geminids, Leonids, Perseids, Quadrantids) are names of radiant points which are in the apparent paths of the luminous tails of individual meteors seen all over the sky.

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The density of 8.0 cm³ sample of the same metal is 5.65g/cm³.

The density of a sample or a body is defined as, the density of a body is the amount of mass per unit volume . It is denoted by ρ. & its unit is kg/m³.

Density ρ = M/V

where, M is mass and V is volume of the body.

Solution,

Given here,

The density ρ₁ of volume V₁ & the density ρ₂ of volume V₂ of same metal therefore,

ρ₁ = 11.3 g/cm³

V₁ = 4.0 cm³

V₂  =8.0 cm³

ρ₂ =?

ρ₁ × v₁ = ρ₂ × v₂

ρ₂ = ρ₁ × v₁ /v₂

ρ₂ = (11.3 g/cm³× 4.0 cm³)/8.0 cm³

ρ₂ = 5.65  g/cm³

The density of sample of the same metal is  5.65  g/cm³

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Answer:

Mars, Venus, Neptune, Jupiter

Explanation:

Answer:

Mars, Venus, Neptune, Jupiter.

Explanation:

Answer:

False, Sunspots appear dark (in visible light) due to their low temperature(cooler) than rest of the sun

Explanation:

Sunspots appear dark because they are much cooler( have low temperature than the rest of the surface contained by Sun. As they appear dark, but still they have very temperature that's why so hot. Sunspots have temperatures ranges  3,500 Celsius (3773 kelvin) and the surrounding surface of the sun has a temperature much higher of about 5,500 Celsius(5773 Kelvin). Even if we see a sunspot alone in space,  it will glow so brightly.

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The electric field at point (x,y,z) is given by E(x,y,z) = (ρo L / ε) * [(x / |x|) * exp(-|x|/L)]

To find the electric field, we need to use Gauss's Law which relates the electric flux through a closed surface to the charge enclosed within it. Let's consider a Gaussian surface in the shape of a cylinder with its axis parallel to the x-axis, having a cross-sectional area A and length 2L. The charge enclosed within this cylinder is given by Q = ∫ρ(x,y,z) dV, where the integration is done over the volume of the cylinder. Using the given charge density, we get Q = 2πρoL^2.                                                                       By symmetry, the electric field will be in the x-direction and have the same magnitude at every point on a cylindrical surface of radius r, centered at the origin, and perpendicular to the x-axis. Thus, the electric field can be written as E(r) * A = Q / ε, where ε is the electric constant. Simplifying this expression, we get E(r) = (ρo L / ε) * (r / |r|), where |r| = √(x^2 + y^2 + z^2).                                                                                          Substituting r = x in the above equation, we get the expression for electric field at any point (x,y,z) as E(x,y,z) = (ρo L / ε) * (x / |x|) * exp(-|x|/L).          To check the answer at x = 0, we see that E(0,y,z) = 0, which makes sense since there is no electric field inside the charge distribution. As x gets large, the exponential term becomes negligible and the electric field approaches a constant value given by E(x,y,z) ≈ (ρo L / ε) * (x / |x|). This also makes sense since far away from the charge distribution, the electric field should be independent of the distance from the origin.

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H=132.3m and U=29.4ms−1 are height and velocity respectively.

What is motion?

Motion is a change in position of an object over time. It occurs when an object moves from one point to another. Motion can be described in terms of displacement, distance, speed, velocity, and acceleration. Motion can also be described using Newton's laws of motion which state that an object in motion will remain in motion unless acted upon by an external force. Motion also describes the motion of particles in a fluid or gas, as well as the motion of waves in a medium. Motion is an essential part of the physical world and is essential for understanding the fundamental laws of nature.

Motion in a straight line

Let,

u = Initial velocity of stone

H = Maximum height attained by the stone

v = final velocity at maximum height = 0

t = time taken to attain maximum height = 3s

a=−g= acceleration due to gravity

a. We know that,

V=u+at

0=u−g×3

U=3g=3×9.8ms−2

U=29.4ms−1

b. From the equations of motion, we know that,

S=ut+ ½ a t2

H=29.4×3+½ * 9.8 *32

H=88.2+44.1

H=132.3m

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The special theory of relativity predicts that fast-moving objects will appear to be shorter along the direction of motion than when they are seen at rest. Option B is the correct answer.

According to Einstein's theory, an item contracts more in the direction of motion the quicker it moves. This effect is not perceptible in our ordinary experiences since it is only perceptible at speeds that are a considerable fraction of the speed of light. Option B is the correct answer.

A fundamental theory of physics known as the special theory of relativity describes how the rules of physics apply to things moving quickly. The most well-known prediction of the theory is that no matter how quickly the observer is travelling in relation to the light source, the speed of light stays constant in all reference frames. Numerous tests have verified this prediction, which is now regarded as one of the foundations of contemporary science.

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The complete question is, "The special theory of relativity predicts that fast-moving objects will appear to be ______than when they are seen at rest:

a. fatter

b. shorter along the direction of motion

c. stretched out along the direction of motion

d. older

e. less massive"

If the heat capacity at constant volume is 30 J / k. the energy change upon heating the system from 200 k to 350 k would be 450 Joules.

It can be defined as the form of the energy in which heat is transferred from one body to another body due to their molecular movements, thermal energy is also known as heat energy.

As given in the problem we have to calculate the energy change upon heating the system from 200 k to 350 k, if the heat capacity at constant volume is 30 j/k.

The energy change upon the heating = 30 × (350 -200)

                                                            = 450 Joules

Thus, the energy change upon heating the system from 200 k to 350 k would be 450 Joules.

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Answer:

B

In my opinion. :)

Explanation:

The work required to bring the third charge from very far away to the point P is approximately 36 millijoules (to two significant figures). The units are joules (J).

To calculate the work required to bring the third charge q3 from very far away to the point P, we need to know the electric potential at point P due to the other two charges q1 and q2. The electric potential at point P is given by:

V = kq1/r1 + kq2/r2

U = q3 V

where q3 is the charge of the third charge.

r1 = 0.1 m

r2 = 0.2 m

q1 = -2 μC = -2 × 10^-6 C

q2 = 3 μC = 3 × 10^-6 C

Substituting these values into the electric potential formula, we get:

V = kq1/r1 + kq2/r2

V = (9 × 10^9 N m^2/C^2) × [(-2 × 10^-6 C)/0.1 m + (3 × 10^-6 C)/0.2 m]

V ≈ 9000 V

final = q3 V

final = (4 μC) × (9000 V)

final = 36000 μJ

final = 36 mJ

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Answer:

They're are useful in providing larger frictional force

Explanation:

The football shoes have spikes or studs because the studs or spikes provides larger frictional force than normal shoes while running on the grass.

The studs helps to prevent a player from slipping on the grass and help to run faster and change direction quickly without slipping.