1. The electromagnetic waves described in the reading are different in which two ways: frequency and amplitude
B wavelength and frequency
wavelength and crests
D frequency and velocity
arting would require a stopwatch to measure?

The graph describes the motion of an object. the object moves with from a to b. it from b to c. it moves with from c to d.

When you jump from an elevated position you usually bend your knees upon reaching the ground. by doing this, you make the time of the impact about 10 times as great as for a stiff-legged landing. in this way the average force your body experiences is a) less than 1/10 as great. b) more than 1/10 as great. c) about 1/10 as great. d) about 10 times as great.

Apair of 10μf capacitors in a high-power laser are charged to 1.7 kv. a. what charge is stored in each capacitor? b. how much energy is stored in each capacitor?