Exam 3: Basic Theories and Math

When two or more forces are applied to an object, the combined force is called the ______.

One of the most abundant metals on earth is calcium.

____________________ is the rate of increase in speed.

What is a vacuum?

When an object is moving, it is static.

Which automotive component converts mechanical energy to electrical energy?

When fuel burns in the engine cylinders, ____________________ energy is converted to ____________________ energy.

____________________ is the rate at which torque is produced.

Sound is being discussed. Technician A says a decibel is a measurement of the intensity of a sound. Technician B says the pitch of a sound is based on its frequency. Who is correct?

How many times a vibration occurs in one second is referred to as _____.

Friction can be reduced only by lubrication.

Which of the following objects contain heat?

Curb weight is the total weight of the vehicle including the driver, passengers, and cargo.

Ten kilograms of gasoline weighs approximately ____________________ pounds.

What is a decibel?