An astronaut has a mass of 74.0 kg. 1) how much would the astronaut weigh on mars where surface gravity is 38.0% of that on earth? (express your answer to three significant figures.)

Can a vector be shorter than one of its components

What do you mean by momentum?

What are 2 ways to keep a gas dissolved in a liquid?

Find the acceleration of a forklift of mass 1400 kg pushed by a force of 2100 N that is opposed by friction force of 425 N

Which of the following correctly describes the path that light takes when it enters the eye? A. pupil, cornea, lens, retina B. retina, lens, cornea, pupil C. lens, cornea, pupil, retina D. cornea, pupil, lens, retina

How long would it take the Earth to complete 4 orbits around the Sun?

Why is a control important in an experiment?

Explain the law of conservation of energy then give an example that shows the slot to be true in your example explain where there is potential energy and where there is kinetic energy also explain if any energy is lost to friction

Communicate is 25 a multiple of 2 or 5? how do you know?

When a ball is dropped it is easy to see that earth exerts a force on it. why cant you tell that the ball exerts a force on it. why can't you tell the ball exerts a force on Earth