Newton's third law says that for every action force there is a reaction force which is

a. equal and opposite.

b. equal and in the same direction.

c. large enough to make the net force zero.

d. twice as large and in the opposite direction.

Can you use a heat pump to provide the temperature difference to run a heat engine? Yes, a heat engine runs on heat. Yes, a heat pump moves heat. No, heat is not created. No, the heat supplied does not create a large enough temperature difference.

In witch situation would you see a partial lunar eclipse?

A man stands on top of a cliff and shouts. He hears the echo on the third clap when he claps his hand at the rate of two claps per second. What is the distance between man & the obstruction, if the velocity of sound is 320 m/s [IOM 98] a. 320 b.

A quantity that is related to the ability of an object to change or cause change

This is the process of retaining radiation without reflecting it.

The parts of a longitudinal wave that are closet together?

If a basketball travels a distance of 4 meters in 5 seconds, what is its average speed? A. 4 meters / second B. 0.8 meters/second C. 1.2 meters/second D. 5 meters/second

Discuss the correlation or connection between stars with a higher mass and the amount of fuel they have to work with

Which has the same relationship as circle:cylinder? Triangle:sphere, square:window, rectangle:box, pentagon:counter

Which training principle does this scenario represent?