Physics Concepts for Grade 7

Front

Newton's First Law states that an object in motion stays in motion unless acted upon by an external force.

Back

True

Front

The unit of force in the International System of Units (SI) is the joule.

Back

False

Front

The speed of light in a vacuum is approximately 3 × 10^8 meters per second.

Back

True

Front

An object with balanced forces acting on it will accelerate.

Back

False

Front

The formula for calculating force is F = ma (Force = mass × acceleration).

Back

True

Front

Energy can be created or destroyed.

Back

False

Front

The gravitational force between two objects increases as the distance between them increases.

Back

False

Front

The unit of energy in the International System of Units (SI) is the newton.

Back

False

Front

The acceleration due to gravity on Earth is approximately 9.8 m/s^2.

Back

True

Front

Kinetic energy depends on the mass and speed of an object.

Back

True