Elmo applies a force of 20 N to the left to a box. Grover applies a force of 50 N to the right on the same box. Describe the motion of the crate. (Force and direction)
30 N to the right
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15
A ball is rolled down a ramp first at 12 cm, then again at 2 cm. Describe how the ball's motion is different at the lower height.
The ball takes more time to reach the bottom of the ramp.
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lifesaver
Give 20 points!
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gift
Win 25 points!
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gift
Win 10 points!
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baam
Lose 25 points!
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boom
Lose 50 points!
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rocket
Go to first place!
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fairy
Take points!
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banana
Go to last place!
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15
Which has the greatest gravitational force, you or a monster truck?
monster truck
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15
Weight depends on _____________________
gravitational force
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15
The farther you move magnets away from each other, the ___________ the magnetic force.
Less
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15
What is speed?
The time it takes something to travel a distance.
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15
What is Newton's 3rd Law?
Every action has an equal and opposite reaction
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15
A car rolls down a ramp. The car slows down because friction applies a balanced or unbalanced force at the end of the ramp?
Unbalanced
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15
Gravitational forces depend on two thing. What are they?
mass and distance
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15
Motion is the process of changing position. What does position mean?
Difference in where something started to where it ended up.
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15
If you cut a magnet in half, what will happen to the two pieces?
Each new piece will have both a north and a south pole.
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15
Mr. Starling applies a force of 20 N to the left on the desk. Ms. Clements applies a force of 20 N to the right on the same desk. Describe the motion of the crate. (Force and direction)
0 N (no direction)
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monster
Reset all scores!
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fairy
Take points!
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25
gift
Win 25 points!
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thief
Give points!
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15
A ball rolls down a ramp. Does friction eventually slow down the ball's speed?