Which of the following is the best example of potential energy? a ball sitting at the top of a hill a ball sitting at the bottom of a hill a ball rolling down a hill

Find the x-component of this vector: 42.2°) 101 m Remember, angles are measured from the + x axis. X-component (m)

Adding more aluminum to a sheet of aluminum changes its mass and?

If a certain mass of mercury has a volume of 0.002 m3 at a temperature of 20°C, what will be the volume at 50°C? A. 0.002010812m3 B. 0.004021624m3 C. 0.002021624m3 D. 0.000010812m3

This is a model of a Neon atom. How likely is it that this atom would want to bond with another atom?

Lighting converts ... energy, into ... energy.

Which safety measures should you follow during a thunderstorm? Check all that apply. (A) Avoid touching anything that conducts electricity. (B) Avoid touching a person who has been struck by lightning. (C) Go outside.

1. An automobile with a mass of 1000 kg accelerates when the traffic light turns green. If the net force on the car is 4000 N, what is the car's acceleration?

Imagine that you replace the block in the video with a happy or sad ball identical to the one used as a pendulum, so that the sad ball strikes a sad ball and the happy ball strikes a happy ball.

Under what conditions will an object experience a gravitational force? Under what conditions will an object experience an electric force? Under what conditions will an object experience a magnetic force?

A basketball player pushes down with a force of 34 N on a basketball that is inflated to a gauge pressure of 9 x 104 Pa. What is the diameter of contact between the ball! and the floor?