Which of the following is an example of how light does not require a medium? a. light is unable to pass through a wall. b. light can travel through space to reach earth. c. light transmits energy from one place to another. d. light can pass through a glass window undisturbed.

What is the momentum of a 2 kg object moving at 15 meters per second

In science and physics what is the standard unit of measure for speed?

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.