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WorksheetsMRC Biomechanics 2
Total questions: 25
Worksheet time: 52mins
What are the units for Forces?
Joules
Newtons
m/s
kgm/s
What is momentum?
The energy an object has when above the surface of the Earth
The rate of change of velocity with time
The rate of change of distance with time
The force a moving object has
Acceleration is the rate of change in ___________.
speed
distance
velocity
displacement
In each of the following cases, determine where a car has no acceleration ?
A car shortly after a stoplight turns green.
A car approaching a red light
A car with the cruise control set at 80 km/h
A car moving down a ramp
What is the speed of a car that traveled 56 m in 4 seconds?
64 m/s
34 m/s
14 m/s
0.0625 m/s
What is the total distance traveled by a car that is traveling at 20 m/s for 3 minutes?
4000 m
3600 m
60 m
depends on the mass of the car
What is the time required for a cart traveling at 12 m/s to travel 116 m?
9.667 s
6 s
0.167 s
depends on the mass of the cart
The equation to calculate momentum is
p=mv
p=1/2mv2
p=mgh
p=mg
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
A 0.250 kg cart moving at 0.500 m/s has how much momentum?
0.5 kg*m/s
.125 kg*m/s
12.5 kg*m/s
10 kg*m/s
What is the force of an object with a mass of 30 kg and an acceleration of 10 m/s2?
300
3
20
40
Calculate the acceleration of a 150 kg object that is moved with a force of 300N.
2
150
.5
450
What is the mass of an object that is accelerating 60 m/s2 when a force of 3000N is exerted?
5
3060
50
180000
