You stand on a bridge above a river and drop a rock into the water below from a height of 53 m. What is the acceleration of the rock as it falls

Two objects with the same mass have the same momentum only ifthey also gave threw same

A small rubber wheel is used to drive a large pottery wheel, and they are mounted so that their circular edges touch. The small wheel has a radius of 2.0 cm and accelerates at the rate of 7.

Suppose a cart is being moved by a certain net force. If a load is added to the cart so its mass is doubled, what is the ratio of the new acceleration to the old acceleration? 1. 4 2. 2 3. 0.625 4. 3 5. 1 6. 0.333 7. 0.25 8. 0.2 9. 0.5 10. 1.5

The following nuclear reaction is balanced. True False

At a depth of about 10 meters the water pressure on you is equal to the pressure of 1 atmosphere. the total pressure on you is therefore 2 atmospheres1 atm from the water and a second atm from the air above the water.

Which sequence lists types of material in order from least conductive to most conductive

Spectrum is Latin for which word? A. appearance B. scale C. range D. spread

How is work related to force and displacement?

Calculate the buoyant force (in N) on a 1.0 m^3 chunk of brass submerged in a bath of mercury.

What is the current produced by the solar cells of a pocket calculator through which 4.00 C of charge passes in 4.00 hr? Give your answer in mA.