An automobile accelerates at 4 m/s^2 from 20 m/s to 36 m/s. how long did that acceleration take

Around faucet handle is part of a(n) a. lever b. screw c. inclined plane d. wheel and axle

On a frictionless air track, a blue glider with mass 0.200 kg is moving to the right with a speed of 8.00 m/s. it strikes a red glider that has mass 0.600 kg and that is initially at rest. after the collision, the blue glider is moving to the left with a speed of 3.00 m/s.(a) what are the magnitude and direction of the velocity of the red glider after the collision? (b) is this collision elastic?

What word chemical equation describes cavendish’s experiment with zinc?