Intro. to Forces Flashcard 6.7A (modified)

Front

What is friction?

Back

Friction is a contact force that opposes the motion of an object when it slides past another object.

Front

Why is friction considered a contact force?

Back

Friction is produced when objects slide past one another.

Front

What is an example of magnetism?

Back

A magnet attracting iron filings.

Tags

NGSS.MS-PS2-3

Front

What is air resistance?

Back

Air resistance is a force that opposes the motion of an object through air.

Front

Which situation is better with less friction?

Back

A hockey puck sliding toward the goal.

Front

What is the normal force?

Back

The support force exerted upon an object that is in contact with another stable object.

Tags

NGSS.MS-PS2-2

Front

What is gravity?

Back

Gravity is a force that attracts two bodies toward each other, commonly experienced as the force that pulls objects toward the Earth.

Tags

NGSS.5-PS2-1

Front

What is an example of a force?

Back

A push or pull acting on an object.

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Front

What happens when two magnets are brought close together?

Back

They can either attract or repel each other depending on their poles.

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Front

What is the role of air resistance for a parachute?

Back

Air resistance slows down the descent of the parachute, allowing for a safer landing.

Tags

NGSS.MS-PS3-5