A mover pushes a 30 kg crate across a level florr with a force of 250 N, but the crate accelerates at a rate of only 5.83 m/s squared because a friction force opposes the crate's motio. What is the magnitude of the force of friction?

Can fly but have no wings. I can cry but I have no eyes. Wherever I go, darkness follows me. What am I? I will give brainiest if you get it correct

What is dissolved matter in a solution

A scientific theory is what?

You push a 50 kg wooden box across a wooden floor at a constant speed of 1.0 m/s. The coefficient of kinetic friction is 0.15. Now you double the force on the box. How long would it take for the velocity of the crate to double to 2.0 m/s?

Identify two different ways you can make a yellow spotlight for a theater stage

Anna bought a tangle fish and two rainbow fish for her aquarium the rainbow fish cost $6 more than the angelfish if she paid a total of $37 what is the cost of the angel fish

Suppose that the entire Universe began to contract (collapse) right now. Five billion years from now, an astronomer looking at the spectra of galaxies. What would be the changes noted? A.

Which of the following statements about the atom is false?

Explain why models are often used to study other planets.

The main factors that affect an area's temperature are prevailing winds and mountains. a. True b. False