If you have 100 W expended over 20 s how much energy did it take? A. 5 j
B. 80 j
C. 2000 j
D. 120 j?

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.

Calculate a pendulums frequency of oscillation (in hz) if the pendulum completes one cycle in 0.5s.

At what time would the magnitude of the velocity reach 36.00 km/hr