Which of these could occur if a switch is closed?

A.

A light bulb will light up.

B.

A hair dryer will turn off.

C.

A computer will shut down.

D.

B and C

Inputs, processes, outputs, feedback, and a goal are all involved in

Which of the following does not represent a mechanical wave? sound waves in the ocean waves in a wheat field light

How do invasive species spread? identify three methods. Why do invasive species pose such a threat?

The characteristics that follow are characteristics of two of Galileo's surviving double-convex lenses. The numbers given are magnitudes only; you must supply the correct signs. L 1: front radius 950 mm, rear radius 2700 mm, refractive index 1.

Two identical billiard balls traveling at the same speed have a head-on collision and rebound. If the balls had twice the mass, but maintained the same size and speed, how would the rebound be different? a. No difference. b. At a higher speed. c.

Cells are known as the foundation of all life. How have these small structures changed our planet?

What does it mean to dissolve something

Why is a neutral object attracted to a charged object?

The international space station revolves around earths surface. which of the following statement s is true? a. it has no energy because it is stationary b. it has potential energy, but does not have kinetic energy c.

A sports car moving at constant speed travels 115m in 5.3 s. If it then brakes and comes to a stop in 4.0 s, what is it's acceleration? Express the answer in terms of g's, where g = 9.