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Worksheets3rd 9 Weeks Review
Total questions: 70
Worksheet time: 1hrs 28mins
A swing has potential energy if
it is sitting still
moving at a constant speed
accelerating at a fast pace
using multiple units of kinetic energy
What energy transformations take place when a battery operated radio is in use?
electrical to chemical to sound
thermal to nuclear to electrical
chemical to electrical to sound
chemical to sound to thermal
According to the Law of Conservation of Energy, energy cannot be ______ or _______
destroyed, determined
created, nuclear
destroyed, remade
created,destroyed
What energy transformations take place when a battery operated radio is in use?
electrical to chemical to sound
thermal to nuclear to electrical
chemical to electrical to sound
chemical to sound to thermal
What type of energy is represented in the picture?
potential
chemical
thermal
mechanical
Turning on a lamp is an example of energy transformation from electrical to 3 forms of energy. Which of these is NOT created by the lamp?
thermal
electrical
chemical
electromagentic
Which of the following transfers occurs when food is digested?
Chemical to mechanical
Mechanical to thermal
Mechanical to solar
Chemical to thermal
Plants turn_______ energy into _______ energy for food.
thermal, mechanical
radiant, chemical
electromagnetic, light
potential, kinetic
On a rollercoaster, where is maximum kinetic energy?
At the top of the big hill
At the bottom of a big hill
On the way up a big hill
At the top of the hill ,where the car stops for a brief moment
Stored energy or energy due to its position is called
mechanical energy
potential energy
kinetic energy
thermal energy
Which of the following statements about a skier skiing down a steep slope is true?
His kinetic energy decreases and his potential energy increases
His potential energy decreases and his kinetic energy increases
His chemical energy increases
Both his potential and kinetic energy increases
Which of the following objects has kinetic energy?
A lamp that is turned off
A bike parked at the top of a hill
a ball thrown across the yard
Fallen leaves laying on the ground below a tree
Energy in motion is called
kinetic energy
potential energy
nuclear energy
transfer energy
All of the answer choices are examples of kinetic energy Except-
A volleyball player spiking a ball
A race car speeding down the highway
A bowling ball sitting on the rack
A bowling ball rolling down the alley
When stored energy begins to move the object______ energy from _______ to _________.
energy, force, motion
transfers, kinetic, potential
forces, mechanical, nuclear
transfers, potential,kinetic
Which point has the most potential energy?
G
F
B
A
What is the net force
10 N to the right
30 N to the right
10 N to the left
30 N to the left
What is the net force?
38 N to the left
38 N to the right
2 N to the left
2N to the right
What is the unit to MEASURE force?
Kilogram
Meter
Pounds
Newton
Which would create more friction?
carpet
metal
What happens when two magnets repel each other?
A. Their magnetic fields get bigger.
B. They come closer together.
C. They push away from each other.
D. They point to the North Pole.
What are the two poles on a magnet?
A. north and south
B. east and west
C. north and west
D. south and east
Newton’s law states that for every action, there is an ________ reaction.
unequal and opposite
equal and similar
stronger and opposite
equal and opposite
When a small car pushes a big truck, the truck applies an equal and opposite force on the car.
False
True
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
Force always come in________
waves
triplets
pairs
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, when you lean on a wall, which force is greater?
Wall's foce
Your force
Wall's friction
They are equal
When a cannon fires a cannonball we observe the action of the cannonball pushing forwards off of the cannon. Which is the reaction force?
The cannon pushing up on the ground
The cannon pushing backwards off of the cannonball
The cannonball pulling backwards
The cannonball falling forward
This picture shows .............
Newton 2nd law of motion
Newton 3rd law of motion
Newton 1st law of motion
I don't know
What happens when two objects, such as a baseball and a bat, collide?
They hit each other with the same force in the same direction.
They hit each other with the same force in opposite directions.
They hit each other with unequal force in opposite directions.
One remains still while the other one moves in the same direction.
Which type of wave is illustrated?
Longitudinal
Transverse
A wave created by shaking a slinky up and down is called a _______.
longitudinal
transverse
surface
What is represented by the letter X on the longitudinal wave?
compression
rarefaction
wavelength
medium
Which type of wave is illustrated?
Longitudinal
Transverse
What type of waves are these?
Transverse waves
Longitudinal waves
Sound travels in which kind of wave?
Longitudinal waves
Transverse waves
A new car battery
An ant crawling across a sandwich at a picnic
