A truck accelerates from a speed of 5.6 m/s to 8.1 m/s in 5.0 seconds. The average rate of acceleration during this 5.0-seconds is approximately-
0.5m/s/s
1.1 m/s/s
1.6 m/s/s
2.7 m/s/s

Which is an example of gaining a static charge by conduction? a) rubbing a balloon against your hair. b) shuffling your shoes across a carpet. c) bringing a charged rod near an electroscope. d) touching your car on a cold day and getting a shock.

The current in a hair dryer measures 11 amps. the resistance of the hair dryer is 12 ohms. what is the voltage?unit:

Ascientific blank must be testable and capable of being proven false?