Force and Motion

Which describes friction?

• a unit that is a measure of speed
• a force that works against gravity
• a form of energy that depends on light and heat
• a force that opposes motion between two surfaces that are touching

What force keeps objects in our solar system orbiting our Sun?

• push
• gravity
• motion
• pull 

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

As an object's mass increases, its gravitational pull will ____________.

• decrease
• increase
• stay the same
• get weaker

As the distance between two objects increases, the attraction _____________. 

• stays the same
• increases
• gets bigger
• decreases

If these teams 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

This is an example of what kind of force?

• Balanced Force
• Pushing Force
• Gravity Force
• Unbalanced Force

Tags

NGSS.3-PS2-1

What is speed?

• how far you go
• how much distance is covered over a period of time
• how fast you accelerate
• the change in the location of a object

Tags

CCSS.6.NS.B.3

What is the equation to calculate speed?

• speed = distance/time
• speed = time/distance
• speed = time x distance 
• speed = speed/time 

Tags

CCSS.6.EE.B.7

Changes in our speed and direction are called _________.

• gravity
• changes
• acceleration
• deceleration

Acceleration only takes place when things speed up. 

• True
• False