A 62.3 g mass is attached to the end of an unstressed vertical spring (of constant 63.7 N/m) and then dropped. The acceleration of gravity is 9.8 m/s 2 . What is its maximum speed? Answer in units of m/s.

If it takes a planet 2.8 x 10^8 s to orbit a star with a mass of 6.2 x 10^30 kg what is the average distance between the planet and the star

When the magnetic domains in a material can be aligned, but eventually drift out of alignment, the material is

Steelhead trout migrate up stream to spawn.occasionally they need to leap up small waterfalls to continue their journey. fortunately, steelhead are remarkable jumpers, capable of leaving the water at a speed of 8.0 m/s. a. what is the maximum height a steelhead trout can jump? b.leaving the water at 8.0 m/s, the trout lands on top of the water fall 1.8 m high. how long was it in the air?