Name 2 materials that are good conductors

Which of the following is NOT a way that machines provide a mechanical advantage? a. Change direction b. Change distance c. Change power d. Chance force

An apple falls from a tree and hits the ground 9.98 m below. with what speed will it hit the ground

How does air leaving a ballon push the car forward?

Earth is the third planet from the sun. Which two planets are closer to the sun than Earth is?

An archery bow is drawn a distance d = 0.29 m and loaded with an arrow of mass m = 0.094 kg. The bow acts as a spring with a spring constant of k = 112 N/m, and the arrow flies with negligible air resistance.

What type of intermolecular forces would you expect to find in a pure liquid sample of carbon tetrachloride?

Describe how rockets lift off.

Which of the pollutants shown in Figure 4-2 are considered to contribute to the pollution problem known as acid precipitation?

A billiards ball B rests on a horizontal surface and is struck by another billiards ball A of the same mass m = 0.2 kg. Ball A is initially moving at 18 m/s and is deflected 28° from its original direction. Assume the collision is elastic.

A model rocket is fired vertically from the ground with a constant acceleration of 45.3 m/s2 for 1.46 s at which time its fuel is exhausted. What is the maximum height (in m) reached by the rocket?