If the amplitude of a wave changes, which of the following changes?

Which describes kinetic energy A. energy of motion B. energy of position C. energy stored by a substance that can stretch D. energy stored in chemical bonds

Imagine that you are sitting in a car tossing a ball straight up into the air. If the car is moving at a constant velocity, will the ball land in front of, behind, or in your hand?

Which of the following best describes the difference between speed and acceleration? A. Speed is the distance an object travels within a specific unit of time, whereas acceleration is the rate at which the speed or direction of an object is changing.

What causes magnetism inside the atom?

How many grams is 5kg of tap water?

When the velocity of a mass on a spring is zero, the acceleration is at

Which is a disadvantage of using wind as an energy source? Check all that apply. It may be unreliable. It is not naturally occurring. It produces a lot of waste. It requires wires to carry electricity. It generates large amounts of electricity.

One step in the production of hydroelectric power involves

A pot is heated on a stove. The water begins to boil rabidly. Which explains why the water is boiling fast?

A galvanometer can be calibrated to read electric A) current B) Voltage C) either of these D) neither of these