Sally stands 3 meters from the fulcrum. Reggie weighs 800 N and stands 2 meters from the fulcrum. The see saw is balanced. How much does sally weight?

A rechargeable battery is marked 1.2V1.2Ah. According to this rating, how much charge does the fully-charged battery store in coulombs

What can happen to the motion of an object when there is a resultant force on it

How many cubic feet are in a 55-gallon drum?

What is electrical ground and why is it important?

Which sizes influence the adhesive and rolling friction?

A 2.0-kilogram laboratory cart is sliding across a horizontal frictionless surface at a constant velocity of 4.0 meters per second east. What will be the cart's velocity after a 6.0-newton westward force acts on it for 2.

A boat floats with 25% of its volume under water. a. What is the boatâs density? b. If the boat was made from 500 kg of metal, what is the volume of the boat? (Assume the air in the boat has negligible mass and density) c.

Why does each mineral have their own property, different from every other mineral?

Earth's tallest mountain ranges are found at plate boundaries

Is a lung a living organism, why or why not?