Spencer says something weird and Mr. Rodd says "take your hand and smash your face back and forth into your hand". Is their an Impulse happening to the hand?
YES!
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15
What should the boxer do to feel LESS force?
Move back with the punch
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15
While Mr. Rodd is being chased by dinosaurs, he starts running faster, so he experiences a change of velocity, which means he experiences a _____________ of momentum?
change
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seesaw
Swap points!
Oops!
rocket
Go to first place!
Okay!
fairy
Take points!
5
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25
baam
Lose 15 points!
Oops!
15
Is this elastic or inelastic? Sam and Talia run towards each other, hit against each other, and BOUNCE off each other in opposite directions.
Elastic
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eraser
Reset score!
Oops!
fairy
Take points!
5
10
15
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25
fairy
Take points!
5
10
15
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baam
Lose 10 points!
Oops!
monster
Reset all scores!
Oops!
gold
Win 50 points!
Okay!
fairy
Take points!
5
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25
thief
Give points!
5
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25
10
If I am moving at 5 m/s, what is my momentum?
Can't solve without the mass.
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15
What physics concept in one word is summed up by this graphic?
Impulse
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20
What are the 2 situations for INelastic collisions?
start together or end together
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20
You're driving down the highway and a bug spatters into your windshield. Which undergoes the greater change in momentum during the time of contact?
both the same
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25
A 4 kg ball has a momentum of 12 kg m/s. What is the ball's speed?
3 m/s
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20
You're driving down the highway and a bug spatters into your windshield. Which undergoes the greater force during the time of contact?
Both the same.
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15
A freight train rolls along a track with considerable momentum. If it rolls at the same speed but has twice as much mass, its momentum is
A) zero.
B) doubled.
C) quadrupled.
D) unchanged.
B) doubled.
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25
A ball is moving at 3 m/s and has a momentum of 48 kg m/s. What is the ball's mass?