How do you find velocity

HW 3 Begin Date: 9/12/2018 5:00:00 PM - - Due Date: 9/24/2018 11:59:00 PM End Date: 12/31/2018 12:00:00 AM (10%) Problem 10: Samuel is driving north at 70 mph. Elizabeth is driving east at 45 mph.

How will the amount of power change if less work is done in more time? A. The amount of power will increase. B. The amount of power will decrease. C. The amount of power will stay the same. D.

And 8 kg bowling ball is rolling along the frictionless alley

A book resting on a table experiences an upward normal force from the table that is equal in size, but opposite in direction, to the weight of the book. Is this an example of Newton's Third Law (force pairs) ? If so, explain why.

If an object repels from another negatively charged object, the first object is

If a particle undergoes shm with amplitude 0.10 m, what is the total distance it travels in one period?

If the length of one side of a square is 12.0 m, what is the perimeter of the square?

What happens if a hypothesis is not supported?

a group of elements that stretch bend and conduct heat and electricity

A rectangular block has dimensions 2.9 cm x 3.5 cm x 10.0 cm. the mass of the block is 615.0 g. what is the volume and density of the block? (answer it with correct numbers of significant figures)