1. If an ideal spring constant k is cut in half, and the two parts are combined in parallel, what is the effective spring constant keff for the arrangement

Which statement best describes who the period and frequency of electromagnetic was change between gamma rays and microwaves? a) the period and frequency stay the same. b) the period increases and the frequency decreases. c) the period decreases and the frequency increases. d) the period increases and the frequency increases.

According to newtons universal law of gravitation, which would change the parh of the ball so it traces out widest curved path possible?

The graph describes the motion of an object. the object moves with from a to b. it from b to c. it moves with from c to d.