Describe infrared and ultraviolet light. Discuss atleast 2 ways that they are alike and 2 ways they are different.

Sound waves cannot travel in outer space. T/F

A 0.4 kg object that stretches a spring 8.8 cm from its natural length when hanging at rest oscillates with an amplitude of 4.1 cm. Find the total energy of the system. The acceleration due to gravity is 9.81 m/s2. Answer in units of J.

Which of the following is the plural form of "medium"? a. mediums b. medias c. media d. medium

If you were lost in space how would you get back to the space station explain scientifically

A 4.22 kg briefcase is sitting at rest on a level floor. what is its weight in newtons

Saved A clay ball and a rubber ball have equal masses. A student releases each ball from rest from the same height. The clay ball sticks to the ground while the rubber ball bounces back up.

Which of the following are NOT two of the best ways to StaySafe around electricity?

If electrons of energy 12.8 ev are incident on a gas of hydrogen atoms in their ground state, what are the energies of the photons that are emitted by the excited gas?

Which of the follow choices defines energy in scientific terms 1). The ability to do work. 2). The motion of an object. 3). A force used on an object. 4). a change in temperature.

A pebble is thrown into a calm lake, ripples are formed from the center and move outward. The water particles in the lake travel in a circular pattern that moves up and down on the surface of a lake, and the energy travels