Friction Forces

What is a force that works AGAINST MOTION?

• Force
• Motion
• Gravity
• Friction

Tags

NGSS.MS-PS2-2

How is gravity affected by mass?

• the larger the mass of the object, the greater the gravity
• small objects have no gravity
• gravity is not affected by mass of objects, whether large or small

Tags

NGSS.MS-PS2-4

What is the standard unit force is measured in?

• Newtons
• pounds
• grams
• meters

Rougher surfaces have ...

• greater friction
• less friction
• the same level of friction

Who developed the three laws of motion?

• Johannes Kepler
• Isaac Newton
• Benjamin Franklin
• Albert Einstien

Tags

NGSS.MS-PS2-1

Which direction will this box move?

• To the right
• To the left
• It won't move
• Toward 10N

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What is a force?

• The pressure put on an object
• A push or pull on an object
• The mass of the object
• A moving object

Tags

NGSS.MS-PS2-2

What type of Friction is displayed with a bowling ball?

• sliding
• rolling
• static
• There is no friction

If these boys are pulling with the same amount of force.  What will happen?

• The boy in blue will win.
• They will not move at all.
• The boy in red will win.
• Both will fall down.

Tags

NGSS.MS-PS2-1

According to the graph how far does the person travel in the first 5 seconds?

• 2 m
• 10 m
• 0 m
• 5 m

Tags

NGSS.MS-PS3-1