An elephant kicks a 2.5 kg rock that is initially at rest. The net force on the rock varies with time as shown below.

What is the rock's change in momentum between 0 ms

and 20 ms?

Around faucet handle is part of a(n) a. lever b. screw c. inclined plane d. wheel and axle

1. a camcorder has a power rating of 19 watts. if the output voltage from its battery is 7 volts, what current does it use?answer units 2. a 1.5m wire carries a 6 a current when a potential difference of 57 v is applied. what is the resistance of the wire? yourunits 3. a clothes dryer uses about 2 amps of current from a 240 volt line. how much power does it use? yourunits 4.

This punnett square shows the cross between two pants. one parent has round seeds (rr). and the other parent has wrinkled seeds (rr) which best describes their offspring as shown in this cross?