Forces

Front

What is mass?

Back

The amount of matter in an object.

Front

What is a force that can occur over a distance without touching?

Back

Magnetic force.

Front

What is the acceleration due to gravity on Earth?

Back

9.8 m/s².

Front

If a force of 50 N pushes to the right and a force of 20 N pushes to the left, what will happen to the object?

Back

The object will accelerate.

Front

What is the combination of all the forces acting on an object called?

Back

Net force.

Front

What is a force that opposes motion between two surfaces in contact?

Back

Friction.

Front

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

Back

Newton (N).

Front

What is the formula for calculating force?

Back

Force = mass × acceleration (F = m × a).

Front

What is inertia?

Back

The tendency of an object to resist changes in its state of motion.

Front

What is the difference between balanced and unbalanced forces?

Back

Balanced forces do not change an object's motion; unbalanced forces do.