The period of a 440 Hertz sound wave is __ seconds.

1/440

1/220

220

440

A 0.500 cm diameter plastic sphere, used in a static electricity demonstration, has a uniformly distributed 40.0 pC charge on its surface. What is the potential near its surface?

A switch in an electric circuit controls the flow of electrons in the circuit.

Would u hit me up? yes or no

What is dischotic listening

If the force vector has a magnitude of F = 12.5 N, the displacement has a length of Δr = 0.75 m, and the angle between the vectors is 25°, what will the dot product between the vector F and the vector Δr be?

A force is applied to a 13.0 kg wagon to pull it down the sidewalk at a constant speed. The coefficient of kinetic friction is 0.65. Considering the resulting frictional force, what is the magnitude of the applied force?

Gravity is the force by which a planet or other body draws objects toward its center. The force of gravity keeps all of the planers in orbit around the Sun.

What wave-like property of light causes it to bend when encountering an opening? A. Reflection B. all the above c. Refraction d. none of the above e. diffraction

Which of the following statements describe sliding friction? Select all that apply. 1.) a force that causes an object to increase speed 2.) a force in which one of the objects involved must be a liquid or a gas 3.

What do a broken rode and a volcano eruption have in common