A pendulum moving with (S. H.M) of amplitude (0.1 m). If the maximum acceleration is (0.4 m/s), the time period is:

- 0.16s
-3.14s
-1.6s
-4s

How does the amount of energy required to hold each proton and neutron in the nucleus compare to the energy released when they are removed?

Tall pacific coast redwood trees can reach heights of about 100 m. if air drag is negligibly small, how fast is a sequola cone moving when it reaches the ground f it dropped from the top of a 100 m tree?

What is the kinetic energy of a baseball moving at a speed of 40 m/s if the baseball has mass of 0.15 kg?