Do Now - 10/31 - Forces Test Review

What is the normal force?

• C. A force that is caused by friction

• B. A force that is perpendicular to the surface

• D. A force that is parallel to the surface

• A. A force that is always directed downwards

Find the net force: 15 N to the right, and another 15 newtons to the right.

• 0 N Right
• 0 N Left
• 30 N Left
• 30 N Right

Tags

NGSS.MS-PS2-2

The force that pulls things toward earth.

• Speed
• Gravity

Tags

NGSS.MS-PS2-4

NGSS.MS-PS2-5

What is the net force?

• 5 N
• 45 N to the left
• 5 N to the right
• 45 N to the right

Tags

NGSS.MS-PS2-2

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

NGSS.MS-PS2-2

Name the missing force....

• weight force
• normal force
• frictional force
• tension force

At 60 seconds, how far had this object traveled? 

• 0 m
• 10 m
• 20 m
• 40 m

Tags

NGSS.MS-PS3-1

What is happening at C?

• Stationary
• Accelerating
• Fast steady speed; moving away from the starting position
• Slower steady speed; moving away from the starting position

Tags

NGSS.MS-PS3-1

Which runner had a head start?

• A
• B
• C

Tags

NGSS.MS-PS3-1

Which runner won the race?

• Albert
• Bob
• Charlie

Tags

NGSS.MS-PS3-1