How much work is done when a hoist lifts a 290-kg rock to a height of 7 m?

What items are inside the nucleus? Protons Protons and Electrons Electrons and Neutrons Protons and Neutrons

If aluminum and copper wires of the same length have the same resistance, which has the larger diameter?

What is the momentum of an 85 kg runner traveling at 8 m/s?

A 40 kg box is placed on a 2 m tall shelf. a. What is the gravitational potential energy of the box? b. If the box falls off the shelf, what is its kinetic energy as it strikes the ground? c.

a banana boat accelerates from 4.167 m/s ar 2.00m/s^2. How far has it traveled when it reaches 8.333 m/s

Which element in period 3 on the periodic table is a metallioid

Your 300 mL cup of coffee is too hot to drink when served at 87.0 degrees Celsius. What is the mass of the ice cube, taken from a - 15.0 degrees Celsius freezer, that will cool your coffee to a pleasant 65 degrees Celsius?

How can the same material bend in one situation but break in another

According to Newton's first law of motion, what would happen to a car traveling at a constant velocity of 55 MPH to the west in the absence of an unbalanced force?

The Appalachian mountain range in the Eastern United States was once much taller than the Rocky mountain range in the Western United States.