When all parts of a circuit are composed of conducting materials, the circuit is said to be
a. closed.
b. open.
c. parallel.
d. shorted.

If the speed of a particle triples ,by what factor does its kinetic energy increase?

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.

Complete the statement about memory improvement. ( )involves organizing and breaking down information into easier groups to expand capacity. rehearsal is the verbal repetition of information. these techniques are especially important for the improvement of ( ) memory.