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WorksheetsPhysics Final Exam Review
Total questions: 105
Worksheet time: 3hrs 43mins
How many significant figures are there in 125 meters?
1
2
3
4
How many significant figures are there in 1008 grams?
1
2
3
4
How many significant figures are there in 0.0054 grams?
1
2
3
4
What is the product of 2.67 meters and 1.3 meters?
3.4 meters
3.5 meters
3.47 meters
3.471 meters
What is the difference of 12.58 meters and 5.7 meters?
7 meters
6.9 meters
6.8 meters
6.88 meters
What is the quotient of 15.3 meters and 7.4 meters?
2.1 meters
2.07 meters
2.068 meters
2.0676 meters
0.000008
100000000
1 kg = (a) g
1 dg = (a) g
the distance an object travels per unit of time
speed
velocity
acceleration
displacement
the distance an object travels per unit of time in a particular direction
speed
velocity
acceleration
displacement
In which of the following the distance and displacement are equal
motion of ball when thrown towards another player
motion of an athelete running on a circular track
A car travelling on one lane highway
Distance and direction of an object's change in position from a starting point (HINT: Direct path from starting point to end point)
displacement
distance
motion
reference point
Scott travels north 5 miles and then goes west 3 miles before coming straight back south 2 miles. What is his DISTANCE?
10 mi
7 mi
8 mi
6 mi
Jasmine runs exactly 3 laps around a 400 meter track. What is the DISPLACEMENT?
800 m
400 m
0 m
1200 m
What is happening between 4 and 5 seconds?
The object is slowing down in a negative direction.
The object is slowing down in a positive direction.
The object is speeding up in a positive direction.
The object is speeding up in a negative direction.
Select the two correct statements that describe the object's motion.
The object is moving in the positive direction.
The object is moving in the negative direction.
The object is moving at a constant speed.
The object is speeding up.
The object is slowing down.
Select the two correct statements that describe the object's motion.
The object is moving in the positive direction.
The object is moving in the negative direction.
The object is moving at a constant speed.
The object is speeding up.
The object is slowing down.
Select the two correct statements that describe the object's motion.
The object is moving in the positive direction.
The object is moving in the negative direction.
The object is moving at a constant speed.
The object is speeding up.
The object is slowing down.
What is object doing at t = 4 s to t = 6 s?
At rest
Speeding up
Slowing down
What is object doing at t = 7 s to t = 9 s?
moving backward.
speeding up
moving forward
slowing down
At what time interval does the object have the greatest speed?
t = 6 s to t = 9 s
t = 1 s to t = 4 s
t = 4 s to t = 6 s
An example of scalar magnitude:
velocity
mass
acceleration
force
In a projectile motion we always have...
1 component (x)
3 components (x,y, and z)
2 components (x and y)
0 components
What is the direction of the acceleration for any projectile?
The direction the projectile is traveling.
Down
Up
Sideways
The fact that an apple and a watermelon, dropped simultaneously from the same height, would hit the ground at the same time indicates that
you don't like apples or watermelons.
greater masses have greater acceleration.
lesser masses have greater acceleration.
acceleration is independent of mass.
The initial horizontal velocity of a projectile is ____ its final horizontal velocity.
less than
equal to
greater than
What is true about the vertical velocity of a projectile launched horizontally?
It is initially at its maximum value.
It increases due to gravity as it falls.
It remains constant throughout its trajectory.
It decreases as it falls due to gravity.
When two equal forces act in opposite directions on an object, they are called ______________________.
frictional force
balanced force
centripetal force
gravitational force
What is the unit for force?
m/s2
kg
N
F
Unit for acceleration?
m/s2
kg
newtons
a
Power is _____
the push or pull of an object
the application of energy when an object moved
is the rate of doing work
The standard metric unit of power is _____.
Joules
Newtons
Watt
Which requires more work – a person walking up stairs or a person running up stairs?
walking
running
they require equal work
no work is required for either because the movement is vertical
Select all: Work is equal to...
KE + PE
Change in energy
mg
Fd
In an elastic collision, ______ is conserved.
Momentum only
Kinetic Energy only
Both momentum and energy
The momentum of an object depends upon the object's ___________&_____________.
size and shape
mass and speed
mass and veloctiy
mass and energy
What is the unit for momentum?
m/sec
kg/sec
kg/m
kg x m/sec
In order for an object to have momentum it must be ________
moving
motionless
alive
asleep
