In the case of mechanical waves, what causes or determines the speed of the waves, the frequency of the waves, and the wavelengths of the waves?

Select all that apply. which of the following astronomers supported the sun-centered system? tycho brahe johannes kepler copernicus ptolemy

A 0.100-kilogram white ball moving with a velocity of 5 meters/second along the positive x-axis hits a stationary blue ball of the same mass. Energy is not necessarily conserved, but momentum is.

A 30.0 kg packing crate in a warehouse is pushed to the loading dock by a worker who applies a horizontal force. The coefficient of kinetic friction between the crate and the floor is 0.20. The loading dock is 15.

How much less power is wasted if the electricity is delivered at 50,000 v rather than 12,000 v?

Something that claims to be science but is not is called

Which of these is an element? O carbon O air O carbon dioxide water

What could result if the liver was not working properly?

A machine gun fires 10 rounds per second. The speed of the bullets is 300 m/s. What is the distance between the flying bullets?

A runner with a mass of 75kg runs 6m/s calculate the kinetic energy stored in the runner

Watt which is a unit of power is equal to