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WorksheetsYr 10 Physical Science Revision Quiz
Total questions: 190
Worksheet time: 3hrs 6mins
A student turns on flashlight. What is the energy conservation that happen there?
chemical - light - electrical
electrical - chemical - light
chemical - electrical - light
light - chemical - electrical
A person boils water by using electrical stove. What type of energy conservation there?
heat - electrical
electrical - heat
sound - heat
heat - light
A box is pushed by 20 N force to the right and displace for 0.1 m. What is the work done?
0.005 J
0.1 J
1 J
2 J
What is the formula of work?
W = F / d
W = F + d
W = F x d
W = F - d
A car has speed 5 m/s and the mass of the car 1000 kg. What is the kinetic energy of the car?
12500 J
25000 J
5000 J
2500 J
Which of the following variable is not affect the potential energy?
height from ground
gravitational acceleration
mass
temperature
Initially, the box at rest. Then after applied by a force, it moves to 10 m/s. The mass of box is 5 kg. What is the work done of force?
25 J
250 J
500 J
750 J
A marble is thrown upward with initial speed 20 m/s. The mass of marble is 0.01 kg. What is the maximum height reached by marble? (
g=10 s2m )5 m
10 m
15 m
20 m
The transfer of energy through motion is....
Work
Energy Transfer
Fuel
Elastic
The ability to cause change or the ability to do work is...
Fuel
Thermal
Energy
Joules
Energy comes in two primary forms. These are...?
endothermic, exothermic
molecular, non-molecular
thermal, mechanical
potential, kinetic
Energy that is stored is....
Possible
Potential
Kinetic
Latent
This type of energy means the amount of energy an object has the opportunity to expel or release
Gravitational
Kinetic
Elastic
Potential
This form of energy is energy that is in motion....
kinetic
force
potential
elastic
Energy that is being used is.....
Kinetic
Potential
Work
Thermal
Energy and Work are measured in....
meters
grams
joules
time
Energy can be stored.
True
False
Fill in the blank:
The formula for Work is....W = F x ___
D, depends
D, depth
D, diameter
D, distance
The formula for Work is....W = F x D, what does F stand for?
Fight
Force
Forward
Foreign
Calculate: A car weighs 800 kg and is travel at 35 m/s. What's it kinetic energy ?
49,000 j
490,000 j
140,000 j
980,000 j
Energy that is stored by an object due to its position above the ground. Depends on weight and height
Elastic Potential Energy
Chemical Potential Energy
Gravitational Potential Energy
Ep = weight x height
Find the gravitational potential energy:
You notice a branch in your backyard is hanging precariously over your yard. It may fall in the next storm. you estimate it weighs 125N and will fall 5 meters.
125 j
545 j
625 j
16 j
Name a source of chemical potential energy
sun
heater
gasoline
neon light
You are moving a couch across the living room. The couch weighs 420 N and you need to move it 6 meters. Which formula are you going to use?
work
kinetic energy
potential energy
A coiled spring that is stretched out has....
Chemical potential energy
kinetic energy
Elastic potential energy
no energy
A baseball player throws the ball from the outfield to 3rd base. The ball weigh 3 kgs and travels at 13 m/s. What formula should you use? Then calculate.
Work, 39 j
Kinetic, 253.5 j
Elastic Potential Energy, 39 j
(a) = mass x acceleration
I the mass of an object is 10 kg. And the acceleration is 10 m/s2, what is the force on the object?
1000 N
20 N
10 N
100 N
A (a) is required to change the motion of an object
Is friction a force?
Yes
No
If a force of 26 N is exerted on two balls, one with a mass of 0.52 kg and the other with a mass of 0.78 kg, which ball will have the greater acceleration? (F=ma)
The one with a mass of .78 kg will have the greatest acceleration.
The one with a mass of .52 kg will have the greatest acceleration.
They will both accelerate at the same rate.
According to Newton’s second law of motion, if force remains the same but mass increases, then acceleration will
increase
decreases
remain constant
An object weighs 30N on earth. A second object weighs 30N on the moon. Which the greater mass? (Note: due to its size, the moon has less gravity than the earth.)
Object on moon
Object on earth
same mass
A 20 kg bike accelerates at 10 m/s2. what was the force?
F = m x a
25 Newtons
20 Newtons
200 Newtons
10 Newtons
This object would be moving (pick all that are correct):
up
down
left
right
What is inertia?
the force that opposes motion
the force of attraction between 2 objects
an object's tendency to stay in its state of motion
a change in an object's speed and/or direction
What is the net force on an object?
the sum of all the forces on an object
the negative forces on an object
the positive forces on an object
the balanced forces on an object
Why does an 18-wheeler truck have more inertia than a bicycle?
it has more mass
it has more volume
it is not as aerodynamic
It has more space
When two equal forces act in opposite directions on an object, they are called ______________________.
frictional forces
balanced forces
centripetal force
gravitational force
Which of the following is the best example of Newton's First Law of Motion?
Jessica's body flies forward after she hits the brakes
Jessica drives a car
Jessica is at a road crossing
Jessica is sleeping
When you jump up, you push the earth downwards. Why can't you tell that the earth has moved?
The force of you jumping up doesn't actually push the earth down.
The earth has much more mass so it doesn't move at all
The earth is firmly rooted
The earth has much more mass so you can't tell that it moved
When you hit a tennis ball with a racket...
The ball exerts more force on the racket
The ball and racket exert the same force on each other
The racket exerts more force on the ball
It depends on how hard you hit it
Two students with different masses are sitting in roll-y chairs. The lighter one uses his feet to push the other
The lighter student will move faster because he has less mass
The heavier student will move more because he is being pushed
They will move with the same speed
The heavier student shouldn't move at all
How is this an example of Newton’s Third law?
Only the ball is using the head
They are both exerting an equal force on each other
Only the head is pushing the ball
1st
Law of Motion
2nd
Law of Motion
3rd
Law of Motion
Newton's Third Law is also known as...
The Law of Inertia
The Law of Acceleration
The Law of Conservation of Momentum (Force Pairs)
When you push a boat off from the dock, you are demonstrating Newton's 3rd Law of Motion. It simply states that for every action there is an equal and opposite _______________?
Motion
Reaction
Change
Push
A fireman turns on his hose and is knocked backwards is an example of...
Newton's 1st Law
Newton's 2nd Law
Newton's 3rd Law
Newton's 4rth Law
Newton's Third Law says that forces must always occur in _____.
pairs
groups of 20 or more
individual circumstances
friction
A book pushes down on a table with a force of 5N, the table..
Pushes back with a force of 5N
Pushes back with a force less than 5N
Pushes back with a forcec greater than 5N
Does nothing. A table has no force.
According to Newton’s Third Law, if someone jumps off a skateboard, the skateboard will roll backward because -
the mass of the skateboard is the same as the mass of the person jumping off.
the pull of gravity on the person is the same as on the skateboard, regardless of size.
the air resistance on the person is great and the friction on the skateboard is small.
for the force that sent the person forward, there is an equal force pushing back on the skateboard.
A ball bat hits aball with a force of 100 Newtons. What is the force and direction exerted by the ball on the bat?
100 Newtons, same direction
100 Newtons, opposite direction
200 Newtons, same direction
200 Newtons, opposite direction
According to Newton’s Third Law, when you lean on a wall, which force is greater?
the wall's force
your force
the force of friction
they are equal
Which of Newton's Laws of Motion does this Newton's cradle demonstrate?
Newton's 1st Law of Motion (interia)
Newton's 2nd Law of Motion (F=m * a)
Newton's 3rd Law of Motion (action-reaction)
Which of the following is an example of Newton’s Third Law:
You jump on a trampoline. It springs you back into the air.
A swimmer pushes against a pool wall to begin swimming a lap.
A rocket’s thrust pushes it out of Earth's atmosphere.
All of the above
Newton's are the unit used to measure...
energy
force
weight
mass
All forces occur in pairs
true
false
What force ultimately slows the roller coaster to a stop?
Applied
Normal
Friction
Gravitational
Rina’s mother asked her to help move some items from the hall closet to the garage. One item she wanted to move was a large box of old school books. Rina tried to lift the box, but could not pick it up. What force was Rina NOT able to overcome?
frictional force
gravitational force
applied force
normal force
Leanna decided to rearrange her bedroom by moving her dresser to the opposite wall. She tried pushing it, but found that the dresser would not move. What force was Leanne NOT able to overcome?
normal force
gravitational force
tension force
frictional force
Look at the illustration below of a block sitting on a table-top. The magnified view illustrates a force that exists between the two objects.
Which type of force is demonstrated in the magnified view?
normal force
applied force
gravitational force
frictional force
Force created between two touching forces is ______ force
gravitational
normal
applied
friction
Force of attraction (pulling) between two objects. (Every object experiences this on earth)
gravitational
normal
applied
friction
Force that resists motion between two surfaces.
gravitational
normal
applied
friction
This arrow depicts which kind of force?
gravitational
normal
applied
friction
This arrow depicts which kind of force?
gravitational
normal
applied
friction
This arrow depicts which kind of force?
gravitational
normal
applied
friction
This arrow depicts which kind of force?
gravitational
normal
applied
friction
What force ultimately slows the roller coaster to a stop?
Applied
Normal
Friction
Gravitational
what is a force?
a push or a pull
change in displacement
change in direction
which of these is an effect of force?(tick mark the correct answers)
force can start a motion
force can stop a motion
force can change the direction of motion
force can change the shape of an object
force can change the speed a moving object
what is the force acting in the ropes of the swing?
tension
normal reaction
friction
gravitation
An Orange falls off a tree and lands on the ground. What force caused the orange to fall?
friction
heat
gravity
wind
The support force exerted upon an object that is in contact with another stable object.
Gravity
Electrical Force
Normal Force
A force exerted by a compressed or stretched spring upon any object that is attached to it.
Spring Force
Tension Force
Elastic Force
The repelling or attracting force between a magnet and a ferromagnetic material (like iron).
Magnetic Force
Electrical Force
Gravity
The force that is transmitted through a string, rope, cable or wire when it is pulled tight.
Spring Force
Tension Force
Elastic Force
A forces applied when the objects involved are in direct contact.
Contact forces
Normal forces
Non-contact forces
Which sentence below describes a contact force?
A baseball bat hits a baseball
A book falls to the floor
A leaf floats in the air and falls to the ground.
A magnetic force pulls a paper clip toward a magnet
Which is the following is NOT a non-contact force?
Applied force
Gravitational force
Electrical force
Magnetic force
A type of fictional force that acts upon objects as they travel through the air.
Normal Force
Applied Force
Air Resistance Force
What force is F1 (downward force)
Friction force
Gravitational Force
Normal Force
Applied force
What force is F2 (rightward force)
Friction force
Gravitational Force
Normal Force
Applied force
What force is F3 (upward force)
Friction force
Gravitational Force
Normal Force
Applied force
What force is F4 (leftward force)
Friction force
Gravitational Force
Normal Force
Applied force
A forces applied when the objects involved are in not in direct contact with each other.
Contact forces
Normal forces
Non-contact forces
Forces that have a net force of zero Newtons
Balanced force
Unbalanced force
Jerry walked from home to school, then from the school to the park. What is his total displacement?
2 km
5 km
8 km
10 km
Jerry walked from home to school, then from the school to the park. What is his total distance?
2 km
5 km
8 km
10 km
How can you tell motion occurs?
The object's speed decreases in regards to the reference point.
The object and the reference point both move at the same speed.
The object's speed increases in regards to a reference point.
The object's position changes in regards to a reference point.
This is how far you are from your starting point.
displacement
distance
length
meters
Which of the following is correct?
Initial Position = 0 m
Final Position = 6 m
Distance = 6 m
Displacement = 6 m
Initial Position = 6 m
Final Position = 0 m
Distance = 6 m
Displacement = 6 m
Initial Position = 6 m
Final Position = 6 m
Distance = 6 m
Displacement = 6 m
Initial Position = 0 m
Final Position = 6 m
Distance = 0 m
Displacement = 6 m
None are correct.
An arrow represents a ______ quantity.
scalar
vector
magnitude only
direction only
To tell that motion takes place, you must have a(n):
reference point
direction
position
speed
velocity
You walk outside and see a dog sitting next to a tree. You go inside to grab a jacket and when you return the dog is now standing at a mailbox 10 meters down the road from the tree and a bird is flying by. What is the reference point?
your jacket
the dog
the bird
you are the reference point
the tree
Where would the chicken end up if the chicken has a +2 displacement?
+5 m
+2 m
0 m
+3 m
Two people walk across a parking lot. Their paths are shown in the image. Who traveled with a larger displacement?
Person A
Person B
They both had the same displacement.
Describe the motion in the graph:
Constant Speed (positive slope)
Stopped (at rest)
Acceleration (increasing speed)
Return Home (negative slope)
Describe the motion in the graph:
Constant Speed (positive slope)
Stopped (at rest)
Acceleration (increasing speed)
Return Home (negative slope)
Describe the motion in the graph:
Constant Speed (positive slope)
Stopped (at rest)
Acceleration (increasing speed)
Return Home (negative slope)
In which of the following graphs below are both runners moving at the same speed?
Match the description to the graph:
"The car is coming back."
