How is the output of a machine calculated?

a tin containing 5000cm>3 of paint has a mass of 7kg. if the mass of the empty tin including the lid is 0.5kg calculate the density of the paint in g/cm>3.

The index of refraction for a certain type of glass is 1.645 for blue light and 1.609 for red light. A beam of white light (one that contains all colors) enters a plate of glass from the air, nair≈1, at an incidence angle of 38.55∘.

Use examples to explain how the atmosphere interacts with two other of Earth's spheres. Explain the interaction for each using complete sentences.

What type of force can be thought as either a push or pull?

Why are elements considered finite

You find out that it takes 2 sec. for the swing to complete one cycle. what is the swing's period and frequency?

Can you chemical change or alter DNA

Give an example in which velocity is zero yet acceleration is not.

A 2,537-kg truck moving at 14 m/s strikes a car waiting at a traffic light, hooking bumpers. The two continue to move together at 8 m/s. What was the mass (in kg) of the struck car

Which of Newton's laws accounts for the following statement? "A force cannot act alone."