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Total questions: 22
Worksheet time: 44mins
moving or tending to move toward a center...
centripetal force
centrifugal force
Tangent
Curvature
If mass increases force will....
increase because they have a direct relationship
increase because they have a inverse relationship
decrease
both
If velocity increases force will....
increase because they have a direct relationship
increase because they have a inverse relationship
decrease
both
If radius increases force will....
decrease because they have a direct relationship
decrease because they have a inverse relationship
increase
both
Which of the following statements describes momentum?
the product of body’s mass and velocity
the product of body’s mass and acceleration
the sum of body’s mass and velocity
the sum of body’s mass and acceleration
The total momentum of two objects before collision is 450 kgm/s. What will be their total momentum after collision?
0 kgm/s
175 kgm/s
350 kgm/s
450 kgm/s
The Law of Conservation of Momentum states:
The total momentum before a collision is equal to the total momentum after a collision.
The total momentum before a collision is greater than the total momentum after a collision.
The total momentum before a collision is less than the total momentum after a collision.
The total momentum before a collision is not related to the total momentum after a collision.
According to Newton's Laws, for every action there is an ....
equal and opposite reaction.
equal and parallel reaction.
unequal and opposite reaction.
unequal and unrelated reaction.
The momentum of an object is the sum of its mass and its velocity.
True
False
The mass of an elephant is best shown using which unit?
g
mg
hg
kg
The SI unit for time is the __?__.
hours (h)
liter (L)
gram (g)
second (s)
What SI unit is used to measure length?
meters
liters
centimeters
kilograms
190 km = ___m
190
190,000
19
19,000
