Worksheets2nd Quarter Midterm
Total questions: 49
Worksheet time: 1hrs 6mins
What is any push or pull called?
Force
Energy
Speed
Acceleration
What conclusion can be made with the diagram?
An example of balanced forces
An example of unbalanced forces
The bigger person with the red shirt will win
The person with the green shirt will in the tug of war
What is the Net Force acting on the box in this picture?
10 N to the Left
10 N to the Right
60 N to the Left
60 N to the Right
What is the Net Force acting on the box in this picture?
30 N to the Right
30 N to the Left
70 N to the Right
70 N to the Left
___________ forces always cause an object's motion to change.
balanced
unbalanced
contact
non-contact
What is Velocity ?
The distance an object travels per unit of time
Speed in a given direction
Force that opposes motion
Force that pulls objects towards each other.
The change in a objects position is called ________.
Position
What is the Net Force and the direction of the object's movement as a result of the net force?
11N, Right
11N, Left
1N, Left
1N, Right
What is Energy?
The ability to do anything
The ability to cause change
The investigation of nature
A fact of life
What is an example of kinetic energy?
A bird sitting in a tree
A bouncy ball on the table
A car driving on the highway
A book on shelf
Total energy will always change in a system of objects.
True; energy is destroyed due to friction
False; energy cannot be destroyed, only transferred.
What is an example of sound energy?
A thermometer heating up
Solar panels generating electricity
A guitar string being plucked
A machine in an assembly line
What is nuclear energy?
Energy in the nucleus of an atom
Energy in the particles of an object
Energy that is carried by electromagnetic waves
Energy in a system of objects
Which of the following show a change from kinetic energy to potential energy?
A sled sliding up a hill
A ball that is thrown into the air
A car driving down a hill
A rubber band being stretched
Which of the following describes an energy transformation?
When energy is lost due to friction
An electric motor moving a car
A solar panel powering a home
A television projecting a show
What transformation occurs in a toaster?
Electrical to radiant
Electrical to thermal
Thermal to mechanical
Solar to electrical
What type of energy transformation occurs when a piece of wood burns?
Electrical energy is released as radiant energy
Stored chemical energy is released as thermal energy
Mechanical energy is stored as chemical energy
No transformation occurs
Energy can be transformed into many different forms:
True
False
Which Apple has the greatest Gravitational Potential Energy?
Apple A
Apple B
Apple C
Apple D
Energy is the ability to do work.
True
False
The stored energy of an object is called ______?
flowing energy
kinetic energy
potential energy
sun energy
A car moves at 50 m/s for 20 seconds, how far did it roll?
500 m
0.4 m
1000 m
2.5 m
A roller skater moved 50 meters in 10 seconds, what was their speed?
5 m/s
500 m/s
0.2 m/s
10 m/s
What is the object’s speed during interval A?
60 meters per second
10 meters per second
6 meters per second
600 meters per second
Which is an example of a non contact force?
Pushing a chair in
Climbing a rope
Sticking knife to wall
Pushing lever to get drink
Gravity is affected by two things
distance between objects
size of objects
mass of objects
color of objects
What force is holding these water molecules together?
contact force
gravitational force
magnetic force
electrical force
Which of the following energy transformations does not occur while bungee jumping?
potential --> kinetic
kinetic --> elastic
elastic --> thermal
potential --> nuclear
Which diagram shows two stars that have the greatest gravitational force between them, where the size of the star indicates the size of mass?
A
B
C
D
