An ideal spring has a spring constant (force constant) of 60 N/m. How much energy does it store when it is stretched by 1.0 cm?

A) 0.30 J B) 60 J C) 0.0030 J D) 600 J


C

Physics & Space Science

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Uncharged particles in an atom are called ________.

A. neutrinos B. protons C. positrons D. electrons E. neutrons

Physics & Space Science

A man pulls a sled at a constant velocity across a horizontal snow surface. If a force of 85 N is being applied to the sled rope at an angle of 56° to the ground, what is the force of friction between sled and snow?

a. 85 N b. 70 N c. 48 N d. 5 N e. 43 N

Physics & Space Science

The energy released from a nuclear reaction is equal to:

a. energy associated with momentum conservation. b. the exothermic endothermy. c. energy associated with the change in mass. d. the total charge involved.

Physics & Space Science

When light passes through two or more narrow slits, an alternating dark and bright pattern is observed on a screen because of

a. interference b. diffraction c. specular reflection d. diffuse reflection e. polarization

Physics & Space Science