What is the acceleration of a 0.30 kilogram ball that is hit with a force of 25 N?

If a toaster produces 12 ohms of resistance in a 120-volt circuit, what is the amount of current in the circuit?

Through which of the following will a light wave travel the fastest A. Air B. Outer space C. Water D. Glass wall

A science textbook has a mass of 2.2 kilograms. What is it's weight on earth and mars?

Magnetic fields are produced by: atoms currents voltages charges

Why do gamma rays have no charge?

A 70 kg boy is sitting 3 m from the ground in a tree. what is his gravitational potential energy

Which of the following describes the flow of charges through a wire or a conductor?

What is the kinetic energy of a 2 kg snowball thrown through the air at 5 m/s?

A 5.00*105-kg subway train is brought to a stop from a speed of 0.500 m/s in 0.400 m by a large spring bumper at the end of its track. what is the force constant k of the spring

A moving object always has energy in its?