Force and Momentum
Authored by Lisa Thompson
Science
8th Grade
NGSS covered
Used 1+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Which has more momentum: a car stopped at a red light or a bike moving at 15 mph?
car
bike
they are equal
cannot determine using the info provided
Tags
NGSS.HS-PS2-2
2.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
In any collision (crash) the ______ is ALWAYS constant
Total Momentum
total speed
total Velocity
Energy
Tags
NGSS.HS-PS2-2
3.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
When two objects collide, the Pbefore is ____________ the Pafter.
more than
less than
equal to
unrelated to
Tags
NGSS.HS-PS2-2
4.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
When the speed of an object is doubled, its momentum
remains unchanged in accord with the conservation of momentum.
doubles
quadruples
decreases
Tags
NGSS.HS-PS2-2
5.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
What is the unit for momentum?
m/sec
kg/sec
kg/m
kg m/sec
Tags
NGSS.HS-PS2-2
6.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
A 9300 kg railroad car traveling at a velocity of 5 m/s strikes a second boxcar that weighs 5000 kg at rest. At what speed will the second boxcar move?
18.6 m/s
9.3 m/s
7.5 m/s
1.86 m/s
Tags
NGSS.HS-PS2-2
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A baseball bat hits a baseball with a force of 100 Newtons. What is the force and its direction exerted by the ball on the bat?
100 Newtons, same direction
100 Newtons, opposite direction
200 Newtons, opposite direction
200 Newtons, same direction
Tags
NGSS.MS-PS2-1
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