9. Work & Energy

Which statement best describes the relationship between $\mathrm{energy}$ and $\mathrm{work}$ in physics?

How is potential energy different from kinetic energy?

Which of the following best describes what the mechanical energy of a system includes?

Which of the following is a type of potential energy?

Which of the following does not expend energy?

For vibrational motion, which of the following best describes the total mechanical energy of a simple harmonic oscillator (such as a mass on a spring) in the absence of non-conservative forces?

If the $\mathrm{Sun}$ were farther away from $\mathrm{Earth}$, how would its apparent size and brightness change as observed from $\mathrm{Earth}$?

A ball with mass $500.0 g$ is thrown straight upward with an initial velocity of $35.4 \frac{m}{s}$. Neglecting air resistance, what is the maximum height the ball reaches above its starting point?

Which of the following best describes the relationship between an object's speed and its kinetic energy?

Which of the following best describes how energy conversions make a car move down the street?

Why is energy required to get an object moving from rest?

Which energy transformation primarily occurs when using an electric pencil sharpener?

How is kinetic energy different from potential energy?

What is the ultimate source of energy for most processes on $Earth$?

In the context of a moving vehicle, the total stopping time is made up of which two main components?