There is no air in space astronauts in space cannot hear sounds from outside their spacesuits explain this

A ball is released at the top of a ramp at t = 0. which is the speed of the ball at t=4

How are an atom of calcium-48 and an atom of calcium-47 different?

Does the sign of the charge (positive or negative) affect how that charge is dissipated? Explain.

For work to be accomplished we must have an action which causes movement and an opposite reaction. an action which causes no movement or reaction. a force and a movement in the opposite direction of the force.

Two children are playing on the seesaw, Tommy and Jane. Now, Tommy is bit of a bigger kid and his mass is 50 kg. Jane has a much smaller mass of 30 kg. Tommy is sitting 3 meters away from the center of the seesaw.

All objects are attracted to each other by the force of a. weight. b. mass. c. inertia. d. gravity.

landslides and mudslides caused by lava flows are ___ deadly than the lava flow itself. a. more b. less

3. How is electric potential different than electric potential energy?

Ethan pushes a wooden box across a carpet floor then he pushes the same box across a smooth marble floor why does Ethan find it easier to push the box on the marble floor than carpet floor

Let's now apply our equations for the normal modes of open and closed pipes. On a day when the speed of sound is 345 m/s, the fundamental frequency of an open organ pipe is 690 Hz.