Types of Forces and Energy and Motion Review

Determine whether each force listed below is a contact (C) or non-contact (N) force.

Groups:

(a) Contact Force

,

(b) Non-Contact Force

• Air Resistance

• Magnetic

• Buoyant

• Normal

• Friction

• Gravitational

• Applied

• Centripetal

• Electro-Static

Tags

NGSS.MS-PS2-5

Determine whether each example is a balanced (B) or unbalanced (U) force.

Groups:

(a) Balanced

,

(b) Unbalanced

• the ball is rolling across the grass

• the object is moving at a constant speed

• the object is moving with a force of 25N

• the object remains at rest

• the object has a force of 0N

• the object is changing motion

Tags

NGSS.MS-PS2-2

Gravitational forces depend on what two factors?

• Mass and distance

• Speed and time

• Temperature and pressure

• Volume and density

Tags

NGSS.MS-PS2-4

The more mass that an object has the greater the ________________ towards the Earth.

• gravitational pull

• magnetic force

• electrical charge

• friction

Tags

NGSS.MS-PS2-4

Match each of Newton's Laws

• Law of Action and Reaction

• Newton's Second Law

• Law of Mass x Acceleration

• Newton's Third Law

• Law of Inertia

• Newton's First Law

Tags

NGSS.MS-PS2-1

What property of an object determines how much inertia it has?

• mass

• volume

• temperature

• color

Tags

NGSS.HS-PS2-1

NGSS.HS-PS2-2

8. Newton’s third law states that forces always occur in ________________.

• pairs.

• isolation.

• random directions.

• single instances.

Tags

NGSS.MS-PS2-1

10. Every moving object has __________________________ energy. The more ________________ an object has, the more __________________________ energy it has.

• kinetic; speed; kinetic

• potential; mass; potential

• thermal; temperature; thermal

• nuclear; energy; nuclear

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Determine whether each example best describes speed (S), velocity (V), or acceleration (A).

Groups:

(a) Speed

,

(b) Velocity

,

(c) Acceleration

• A plane about to take off

• Winds are blowing at 25 mph north

• A storm moving at 15 mph east to west

• A car coming to a stop

• Birds migrate south at 23 mph

• A turtle can crawl 3 meters per hour

What two measurements are needed to determine the speed of an object? __________ and __________

• distance, time

• speed, time

• mass, volume

• force, acceleration