What is the acceleration of a ball that starts from rest and rolls down a ramp, gaining speed of 25 m/s in 5s

Two objects have the same momentum. Do the velocities of these objects necessarily have (a) the same directions and (b) the same magnitudes? Give your reasoning in each case.

an ice cube of density 0.9g/cm3floats in fresh water of density 1g/cm³ what fraction of volume of ice is submerged?

What kinds of distances would you choose to make measurements in millimeters

How does water return to the oceans from the land

4. Jimmy dropped a 10 kg bowling ball from a building that is 25 meters high. Remembering that because of the Law of Conservation of Energy, PE I - KE, what is the Kinetic Energy of the object right before it hits the ground?

About how much energy is transferred between a producer and primary consumer? A. 90% of the original energy from the Sun is transferred B. 10% of the original energy from the Sun is transferred C. 10% of the plant's energy is transferred D. 0.

If you exert a force of 500 n to walk 4 m up a flight of stairs in 4 s, how much power do you use?

The concepts of a "particle" and a "wave"

If a particle undergoes shm with amplitude 0.10 m, what is the total distance it travels in one period?

If the length of one side of a square is 12.0 m, what is the perimeter of the square?