A mass on a spring vibrates in simple harmonic motion at a frequency of 4.0 Hz and an amplitude of 4.0 cm. If a timer is started when its displacement is a maximum (hence x = 4 cm when t = 0), what is the speed of the mass when t = 3 s?

Gold can be found in native or pure state in nature, why

Which of the following states of matter has a define shape

Find the magnitude of the vector 33 i^ + 15 j^m.

You pull down on a rope to raise a flag on a flag pole which describes why the rope and the flag pole act as a machine A-they change the direction of the forces B-they increase the distance over which the force acts C - they decrease the distance

A box is at rest on an incline plane. the coefficient of static friction is 0.3 what is the maximum angle of incline answers

Why do skiers often wear sunglasses while they are skiing

The amount of gravitational force exerted on each other between two objects depends on their A) mass and distance. B) mass and diameter. C) distance and volume. D) distance and location. Eliminate

Why is plasma called the "fourth state of matter"? I've recently heard that plasma is sometimes referred to as the "fourth state of matter". Why is this? Why is it not the first, second or third?

Which of these would you include ina free body diagram for a bicycle-plus-rider taken together as the bicycle is being pedaled up the hill?

What are two possible uses of genetic engineering