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When do you use each of the SUVAT equations? I am slightly confused about projectile motion.

Motion is a topic in physics that is sometimes hard to understand. When we talk about motion we think about acceleration, velocity, time and displacement. In the case of projectile motion, we usually discuss...
JP
Answered by Julieta P. • Physics tutor
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Define Newton's three laws

1st Law - a body will move with constant velocity or remain at rest unless acted on by a resultant force 2nd Law - F = ma. The rate of change of momentum of an object is equal to the resultant force and it a...
GW
Answered by George W. • Physics tutor
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The focal length of the lens is 10 cm. Calculate the power of the lens. State the unit.

first, convert to metres:10cm = 0.1mlens power = 1/focal lengthpower = 1/0.1 =10units are Dioptres, Dso the power of the lens is 10 D
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Answered by Aleks H. • Physics tutor
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Why does time slow down for someone standing at the bottom of a mountain compared to time for someone at the top of a mountain?

The concept of time is influenced by the force of gravity. On a planet, gravity acts on every object within its gravitational field. The closer the object is to the surface of the planet, the greater influen...
AC
Answered by Albin C. • Physics tutor
3474 Views

How does temperature relate to the structure of solids and liquids?

Temperature is defined as the average kinetic energy of a substance, and it is what determines whether an object is a solid or a liquid. When the temperature is low, the average kinetic energy of the substan...
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Answered by Aditya R. • Physics tutor
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