Forces

Front

What causes an object to move?

Back

Unbalanced forces cause an object to move.

Tags

NGSS.MS-PS2-2

Front

What type of force is present when forces are equal and opposite?

Back

Balanced force is present when forces are equal and opposite.

Front

How does friction affect the speed of an object?

Back

More friction decreases speed.

Front

What is the dependent variable in an experiment measuring plant growth?

Back

The height of the plants is the dependent variable.

Tags

NGSS.MS-LS1-5

Front

What unit is used to measure acceleration?

Back

The unit for acceleration is meters per second squared (m/s²).

Front

What is a force?

Back

A force is a push or pull acting upon an object.

Front

What is the difference between balanced and unbalanced forces?

Back

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

Tags

NGSS.MS-PS2-2

Front

What is friction?

Back

Friction is a force that opposes the motion of an object.

Front

What happens to an object at rest when unbalanced forces act on it?

Back

It will start to move.

Tags

NGSS.MS-PS2-2

Front

What is the formula for calculating acceleration?

Back

Acceleration = (Final velocity - Initial velocity) / Time.