Which of the following causes current to flow in a wire?

A. Electric circuit

B. Electric field

C. Electric resistance

D. Magnetic domains

If the power rating on a motor is 10W and 500J of energy is used to move a 20N object, how long is the motor used for?

What keeps the protons in an atomic nucleus from flying away from one another

The Periodic Table of Elements is organized by the number of: protons electrons neutrons neutrons and protons

A 100gm bullet is fired into a 12 kg block which is suspended by a long cord, such that it can swing like a pendulum. If the bullet is embedded in the block and the block rises by 5cm, what was the speed of the bullet?

The red shift is a phenomenon resulting from ___ A - the gravity effect B - the doppler effect C - the Copernicus effect D - the newton effect

An electron in the n = 5 level of an h atom emits a photon of wavelength 1282.17 nm. to what energy level does the electron move?

A blacksmith heats a 1.5 kg iron horseshoe to 500 C, containing 20 kg of water at 18 C then plunges it into a bucket What is the equilbrlum temperature? Express your answer using two significant figures.

Describe one source of renewable energy.

What is the mass of an object with a momentum of 250 kgm/s and a velocity of 5 m/s?

The energy associated with the motion or position of an object is called