Newton and His Three Laws

Front

Who formulated the Laws of Motion?

Back

Isaac Newton

Front

What does the First Law of Motion state?

Back

An object at rest stays at rest, and an object in motion stays in motion unless acted upon by a net external force.

Front

Why is it important to wear seatbelts in a car?

Back

Seatbelts help to counteract the effects of inertia as described by the First Law of Motion.

Front

What is an example of the First Law of Motion in everyday life?

Back

A person not wearing a seatbelt flying through a car window during a sudden stop.

Tags

NGSS.MS-PS2-2

Front

What does the Second Law of Motion state?

Back

The acceleration of an object is directly proportional to the net force acting on it and inversely proportional to its mass (F=ma).

Tags

NGSS.MS-PS2-2

Front

How does mass affect acceleration according to the Second Law of Motion?

Back

For a given force, an object with greater mass will have less acceleration than an object with less mass.

Tags

NGSS.MS-PS2-2

Front

What is an example of the Second Law of Motion?

Back

A soccer ball accelerates more than a bowling ball when thrown with the same force.

Tags

NGSS.MS-PS2-2

Front

What does the Third Law of Motion state?

Back

For every action, there is an equal and opposite reaction.

Tags

NGSS.MS-PS2-1

Front

Can you give an example of the Third Law of Motion?

Back

When you push against a wall, the wall pushes back with equal force.

Tags

NGSS.MS-PS2-1

Front

What is inertia?

Back

Inertia is the tendency of an object to resist changes in its state of motion.