A runner Completes 6 laps around a
Circular track in 420s. Round any decimals to
2 spots.

a) What is the period?
b) What is the frequency?

Acrow drops a 0.11kg clam onto a rocky beach from a height of 9.8m. what is the kinetic energy of the clam when it is 5.0m above the ground? what is its speed at that point?

Consider a system with two masses that are moving away from each other. why will the kinetic energy differ if the frame of reference is a stationary observer or one of the masses?

What is the technical name for super glue type adhesives?