Some devices use electromagnetic waves to find the location and spe device. By knowing the speed of the wave and the time it takes the w
this type of device?
O A
Gamma waves would be the safest choice because t
B
Ultraviolet waves would be the safest choice becaus
С
Radio waves would be the safest choice because the
D
X-rays would be the safest choice because they are

Aspring with a mass of 2 kg has a damping constant 14 kg/s. a force of 3.6 n is required to keep the spring stretched 0.3 m beyond its natural length. the spring is stretched 0.6 m beyond its natural length and then released. find the position of the mass at any time t. (assume that movement to the right is the positive x-direction and the spring is attached to a wall at the left end.)

Considering only the earth's rotation, determine how much later the asteroid would have had to arrive to put the explosion above helsinki at longitude 25˚ e? this would have obliterated the city.

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.