Force and Motion

Why is it harder for the boy in Image B to get down the hill?

• Motion
• Friction
• Work
• Displacement

Tags

NGSS.MS-PS2-2

Which force produces a change in motion?

• unbalanced force
• balanced force
• gravitational force
• frictional force

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

_______________ is how fast an object changes over time. 

• Speed

• Velocity

• Momentum

• Acceleration

Tags

NGSS.MS-PS3-1

What is the net force on the block? (click on the words to view the picture)

• 5 Newtons up
• 5 Newtons down
• 15 Newtons up
• 15 Newtons down

Tags

CCSS.7.EE.B.3

Which of the following statements is true? 

• Balanced forces cause a change in motion. 
• Unbalanced forces cause a change in motion. 
• Forces do not effect the change in motion. 

Tags

NGSS.MS-PS2-2

A baseball is thrown a distance of 50 meters. What is the speed if it takes 2 seconds to cover that distance?

• 100 m/s²
• 25 m/s²
• 52 m/s²
• 100 seconds

Tags

NGSS.MS-PS3-1

Speed is equal to 

• Distance/Time
• Time/Distance
• Time x Distance
• Acceleration

Tags

CCSS.8.EE.C.7B

What is a force that opposes (goes against) motion between two surfaces?

• friction
• acceleration
• velocity
• motion

Tags

NGSS.3-PS2-1

What pulls a ball back to earth?

• Gas
• Gravity
• Friction
• Molecules

Tags

NGSS.MS-PS2-4