A 110 N force is applied to the right on a 500 kg crate. A friction force of 10 N acts on the crate while it moves. Gravity on Earth = 9.8 m/s?
a. What is the object's weight (Force = mass x gravity)?

All the simple machines make work easier to do by changing the or of a force. a. size; type b. work; type c. size; direction d. type; direction

Complete the statement about memory improvement. ( )involves organizing and breaking down information into easier groups to expand capacity. rehearsal is the verbal repetition of information. these techniques are especially important for the improvement of ( ) memory.

What would be the radius of the earth if it had its actual mass but had the density of nuclei? express your answer to two significant figures and include the appropriate units.