Find the period of a spring-mass system that has a 5.g kg mass and a 60 n/m spring constant

An object resting on a table weighs 100 n. with what force is the object pushing on the table? with what force is the table pushing on the object? explain how you got your answer.

Examples of states of consciousness include a. daydreaming b. dreaming during sleep c. hypnosis d. all of the above

During a car accident, a 125kg driver is moving at 31m/s and in 1.5s is brought to rest by an inflating air bag. what is the magnitude of the change in momentum to the driver