Forces 1

What force holds the planets in motion around the sun?

• Magnetic
• Electrical
• Gravitational
• Air Resistance

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

What force brings the pencil down?

• Applied
• Magnetic
• Normal
• Gravitational

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

What force ultimately slows the roller coaster to a stop?

• Applied
• Normal
• Friction
• Magnetic

Tags

NGSS.MS-PS2-2

An _______ force must act on an object for it to CHANGE it's motion

• balanced
• unbalanced
• gravitational
• electrical

Tags

NGSS.MS-PS2-2

This type of force resists motion between two surfaces that are pressed together

• contact

• gravity

• friction

• magnetic

What is defined as a push or pull?

• force

• motion

• vector

• speed

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Which example would be a balanced force?

• Train moving at a constant speed in the same direction.

• A skier going down a hill.

• A basketball being passed to a teammate.

• An apple falling to the floor.

What kind of force acts at a distance (i.e the two objects don't need to be touching)

• contact force

• field force

• friction

• push

which of the following is not a contact force?

• electrostatic

• friction

• push

• pull

Which force always acts in a direction perpendicular to the surface pointing away from it?

• friction

• push

• The normal (or reaction) force

• air resistance