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WorksheetsPhysical Science: Sem 1 Final Exam Review
Total questions: 67
Worksheet time: 44mins
Changes in movement, temperature, and sound being produced are indicators of what?
A change in energy
The amount of energy staying the same
That the amount of energy in the universe is constantly changing
That the amount of energy in the universe is constantly changing
If an object heats up while moving across the floor, what type of energy storage mode is changing?
dissipated
phase
gravitational
thermal
When you pull back on a rubber band and stretch it, you are changing what mode of energy storage?
elastic
compressive
kinetic
thermal
A change in an objects speed is a change in what type of energy storage mode?
gravitational
chemical
phase
kinetic
A solid arrow in a system schema represents
non-contact interactions
contact interactions
energy storage
friction
Energy that leaves the system and enters the surroundings is accounted for by
chemical energy
dissipated energy
phase energy
negative energy
What type of energy did we use to make our device in the wind device lab move?
chemical
phase
kinetic
gravitational
True or False: Energy and energy changes are involved in nearly everything that happens in the world around us
True
False
Using your phone to Snap someone, eating pizza, watching Stranger Things, and riding your bike all have what in common?
They involve energy transformations
They do not involve energy transformations
They all involved gravitational energy
They are all so last year
Which of the following is a true statement about the system shown?
It is getting colder as time goes on
It is getting faster as time goes on
It is gaining chemical energy as time goes on
It is changing phase
Which of the following is true for an object that has the energy pie chart shown?
It is sitting on the ground at rest
It is moving above the ground
It is traveling at high speed on the ground
There is not enough information to answer this question
During 5th hour, one awesome student in Mr Thomas's class always helps pick up the chairs that have not been put up and places them on the desks. If you were to draw out a system schema, what objects would be in your schema? Choose all that apply.
Entire Earth
Floor
Desk
Chair
You are playing basketball and take a shot from the 3-point line. What type of energy storage modes would be present in the ball just before it goes in the basket to win the game? Choose all that apply.
gravitational
kinetic
thermal
phase
- What is the average speed of Tom’s Journey throughout the second segment, which is between 50 seconds and 70 seconds?
At what time does this object have a negative velocity?
3 seconds
7 seconds
11 seconds
never
Which cyclist is travelling faster at t = 3s?
A
B
Consider the position vs. time graph below for cyclists A and B.
Do the cyclists start at the same point?
Yes
No
At t= 7s, which cyclist is ahead?
A
B
Acceleration is a change in
position
velocity
displacement
momentum
What is the displacement from t = 4 s to t = 7 seconds?
12 m
28 m
16 m
7 m
Which of the following is NOT true?
Moving in the positive
Moving in the negative direction
Has a positive acceleration
Changing velocity at a constant rate
True or False: The object is not moving in section B
True
False
Which object has the greatest displacement at t = 2 s?
A
B
They are equal
Which object has a higher instantaneous velocity at t = 3 seconds?
Blue
Green
They are the same
Which object has a higher acceleration at t = 5 s?
Blue
Green
They are the same
An object starts at rest. After 10 s it has a velocity of 25 m/s. What is its acceleration?
2.5 m/s²
-2.5 m/s²
25 m/s²
0.4 m/s²
A 5th grade decides to roll down a hill during recess. If they accelerate at a constant rate of 1.2 m/s², how far would they roll in 5 seconds?
15m
3m
18m
4.2m
Which line represents the slower speed?
green
red
According to the graph how far does the person travel over the course of the entire 12.5 second trip?
2 m
10 m
0 m
5 m
What is the acceleration of the object at 15 seconds?
75 m/s2
0.12 m/s2
2.0 m/s2
0 m/s2
Describe the motion from B - C.
Standing still
Constant velocity of 60 m/min
Constant velocity of 0 m/min
Accelerating
What segment of the graph shows no motion, or standing still?
A - B
B - C
C - D
None
Which of the following motion maps matches this graph?
Which of the following motion maps matches this graph?
Which of the following motion maps matches this graph?
A car is moving at a constant velocity to the east. What direction is the acceleration acting in this scenario?
East
West
North
South
There is no acceleration
An object is speeding up towards the right. What direction is the acceleration acting upon it?
Left
Right
Up
Down
An object slows down as it slides across a table due to friction. What direction is the net force?
Same direction as the object is moving
Opposite direction as the object is moving
There is no net force
If an object that is moving at a constant velocity experiences no net force, it will
Speed up
Slow down
stay at rest
continue moving at the same velocity
If an object at rest experiences a net force to the left, it will
accelerate towards the left
accelerate towards the right
stay at rest
If an object experiences a net force in the opposite direction that it is moving, it will
Speed up
Slow down
Stay at rest
Continue on with a constant velocity
If you were to travel to Venus, which of the following would change?
Your weight
Your mass
Both your weight and your mass
Nothing would change
Which force diagram best represents the forces seen acting on the book?
Which force diagram best represents the forces seen acting on the box being pushed to the right? Assume the table is frictionless.
Which force diagram best represents the forces seen acting on the box being pushed to the left across a table at constant motion? There is friction involved.
You roll a tennis ball down the hallway. If there is no friction between the ball and floor, what should happen to the ball?
The ball speeds up
The ball moves at a constant speed
The ball continually accelerates
The ball slows to a stop eventually
You kick a soccer ball in gym class and it rolls across the floow (never goes into the air). The split second after your foot leaves the soccer ball, which force(s) are acting on it?
Gravity
Normal
Inertia
Applied
The cart shown is pulled towards the right by the attached mass with a constant force on a frictionless track. What forces below are acting on the cart as it is being pulled?
Gravity
Tension
Normal
Momentum
A wagon is pulled across the floor (ignore friction) with a constant, unbalanced force. The cart will
speed up and then maintain a constant speed
slow down
maintain a constant speed
accelerate continually
The cart shown is being pulled at a constant velocity across frictionless flooring. What would happen to the cart if the string were to break?
It would move at a constant speed
It would slow down
It would speed up
It would accelerate constantly
A motorcycle rider jumps a ramp as seen in the picture. What forces are acting on the rider and bike (assume they are one entity and not two separate things) just after they clear the ramp, indicated by the red arrow.
Force of motion
Normal force
Force due to gravity
Velocital force
Jessica is pushing a box that has a mass of 13 kg with a constant velocity. What is the value of the force of gravity on the box?
13 N
10 N
130 N
1.3 N
Jessica is pushing a box that has a mass of 25 kg with an applied force of 70 N. What is the value of the frictional force opposing the motion?
25 N
1750 N
70 N
2.8 N
What is the normal force acting on the tennis ball seen if the tennis ball has a mass of 0.058 kg?
10 N
0.58 N
-0.58 N
0.0058 N
A: 200 N; B: 50 N
A: 250 N; B: 250 N
A: 500 N; B: 200 N
A: 50 N; B: 200 N
A man pushes a box across the floor at a constant velocity. If the box has a mass of 15 kg, what is the force due to gravity?
150 N
15 N
1.5 N
0 N
