Energy Force Work and Motion Pre-Test

Front

What is the term for speed in a certain direction?

Back

Velocity

Front

What type of forces cause an object to move?

Back

Unbalanced forces

Front

What is the gravitational force acting downward on an object?

Back

6 N downward

Front

What units can be used to express density?

Back

g/mL

Front

What is the tendency of an object to resist changes in its motion?

Back

Inertia

Front

What is the formula for calculating work done?

Back

Work = Force x Distance

Front

What is the unit of work in the International System of Units (SI)?

Back

Joule (J)

Front

What is the relationship between mass and weight?

Back

Weight = Mass x Gravitational Acceleration

Front

What is the principle of conservation of energy?

Back

Energy cannot be created or destroyed, only transformed.

Front

What is the difference between speed and velocity?

Back

Speed is scalar (magnitude only), while velocity is vector (magnitude and direction).