An automobile battery is an example of a

a. wet cell.

b. dry cell.

c. thermocouple.

d. fuse.

The gravitational force between Pluto and Charon is 3.61 * 1018 N. Pluto has a mass of 1.3 * 1022 kg, which is only slightly greater than Charon's mass of 1.6 * 1021 kg. How far apart are Pluto and Charon? 2.0 * 107 m 2.4 * 1012 m 3.8 * 1014 m 5.

A speedboat increases its velocity from 25 m/s to the west to 35 m/s to the west in a distance of 250 m. a. Find the magnitude of the boat's acceleration.

What is the equation to find average velocity?

Professional baseball pitchers deliver pitches that can reach the blazing speed of 100 mph (miles per hour). A local team has drafted an up-and-coming, left-handed pitcher who can consistently pitch at 42.91 m/s (96.00 mph).

A scientific hypothesis starts with the lowest level of acceptance but can become stronger as they are used and survive repeated testing. 1) True 2) False

A sled being dragged to the right across loosely packed snow with a rightward acceleration

Imagine two artificial satellites orbiting earth at the same distance. one satellite has a greater mass then the other one which of the following would be true about there motion? 1.

What is energy? (Not the answer from google search.)

Explain why the friction force between two surfaces increases if the force is pushing the surfaces together increases.

As energy moves in waves through the water, the water moves a. in waves toward shore. c. in the direction of the waves. b. in a small circular movement. d. against the current.