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Worksheets1st Semester Finals Review
Total questions: 51
Worksheet time: 30mins
What is the temperature of the water in the glass?
40 oC
60 oC
80 oC
30 oC
What is the temperature of the water in the glass?
30 oC
60 oC
20 oC
10 oC
The Sun is an example of all of the following forms of energy EXCEPT
Radiant
Thermal
Nuclear
Electrical
The only heat transfer that does not require matter is _______
Conduction
Convection
Radiation
Induction
The transfer of heat energy by electromagnetic waves is called _______
radiation
conduction
convection
thermal energy
The transfer of heat energy by particle movement within a fluid is called _______
convection
conduction
radiation
induction
The gravitational potential energy of an object increases with the objects _____
height
volume
density
velocity
In scientific terms, in order for "work" to be done, what must happen?
There must be movement in the direction that force is applied
There must be force applied
There must be a force applied to a mass
There must be a direction of force applied
Which energy transformation occurs in a lit match?
Chemical --> Thermal
Chemical --> Electrical
Thermal --> Radiant
Kinetic --> Radiant
Which energy transformation occurs during photosynthesis?
Radiant --> Chemical
Chemical --> Kinetic
Kinetic --> Chemical
Radiant --> Kinetic
Food is an example of which form of energy?
Chemical
Kinetic
Mechanical
Nuclear
Which track allows for ONLY the potential energy of the cart to make it from point 1 to point 2 on the track?
A
B
C
None
When you walk outside on a cold day, energy (heat) flows....
from your body (high energy) to the environment (lower energy)
from your body (low energy) to the environment (high energy)
from the environment (high energy) to your body (lower energy)
from the environment (low energy) to your body (high energy)
When ice is added to a glass of tea, energy (heat) flows....
from the tea (high energy) to the ice (low energy)
from the tea (low energy) to the ice (high energy)
from the ice (high energy) to the tea (low energy)
from the ice (low energy) to the tea (high energy)
If 6 boxes weigh 360 newtons and are lifted 3.5 meters how much work is being done?
1260 J
7560 J
2160 J
21 J
If 4 objects that weigh 45 newtons each are lifted 18.5 meters how much work is being done?
3330 J
832.5 J
180 J
74 J
If an object that weighs 95 newtons is lifted 35 meters how much work is being done?
3325 J
2.71 J
130 J
6650 J
What is the kinetic energy of a 2250 kg object traveling at 5 m/s?
28125 J
56250 J
11250 J
5625 J
What is the kinetic energy of a 9 kg object traveling at 45 m/s?
9112.5 J
18225 J
405 J
202.5 J
What is the kinetic energy of a 0.25 kg object traveling at 850 m/s?
90312.5 J
212.5 J
106.25 J
180625 J
What is the gravitational potential energy of a 1150 kg object 4.5 meters above the ground?
50715 J
5175 J
255.56 J
51750 J
What is the gravitational potential energy of a 165 kg object 8 meters above the ground?
12936 J
1320 J
20.625 J
13200 J
What is the gravitational potential energy of a 250 kg object 2.5 meters above the ground?
6125 J
625 J
100 J
1562.5 J
Thermal energy always moves from areas of _______ to areas of _______.
hot --> cool
cool --> hot
cool --> cool
hot --> hot
Thermal energy always moves from areas of _______ to areas of _______.
high energy --> low energy
low energy --> high energy
high energy --> high energy
low energy --> low energy
The movement of thermal energy is called _____.
heat
temperature
thermal energy
induction
The graph below represents the uniform heating of a solid, starting below its melting point. What portion of the graph shows the solid phase of the substance increasing in kinetic energy?
AB
BC
CD
DE
The graph below represents the uniform heating of a solid, starting below its melting point. What portion of the graph shows the liquid phase of the substance increasing in kinetic energy?
CD
AB
BC
DE
The graph below represents the uniform heating of a solid, starting below its melting point. What portion of the graph shows the solid and liquid phases of the substance existing in equilibrium?
BC
AB
CD
DE
The graph below represents the uniform heating of a solid, starting below its melting point. What portion of the graph shows the liquid and gas phases of the substance existing in equilibrium?
DE
AB
BC
CD
You are boiling water in a pot on the stove. The water at the TOP of the pot heats primarily through
convection
conduction
radiation
induction
You are boiling water in a pot on the stove. The water at the BOTTOM of the pot heats primarily through.
conduction
convection
radiation
induction
A measure of the particle movement in an object is called _______.
temperature
heat
thermal energy
absolute zero
What is the temperature at which all molecular motion stops.
absolute zero
extreme potential
negative thermicity
polar deficit
Which has more thermal energy? An iceberg or a pot of boiling water.
The iceberg has more thermal energy than the boiling pot of hot water because it has more molecules that are in motion.
The pot of boiling water has more thermal energy than the iceberg because it has more molecules that are in motion.
The pot of boiling has more thermal energy than the iceberg because it is hotter
The iceberg has more thermal energy than the boiling pot of hot water because it is hotter
As a bow is drawn back, its elastic potential energy
increases
decreases
can't be determined
remains the same
Which action means no work is done on an object?
holding the object stationary above the ground
pushing the object along a horizontal floor against a frictional force
moving an object across a table
decreasing the speed of the object until it comes to rest
Using the image of the pendulum below, calculate the amount of potential energy at Point E.
3.0 J
0 J
2.0 J
1.0 J
Using the image of the pendulum below, calculate the amount of kinetic energy at Point E.
3.0 J
0 J
2.0 J
1.0 J
Using the image of the pendulum below, calculate the amount of kinetic energy at Point D.
3.0 J
0 J
2.0 J
1.0 J
Using the image of the pendulum below, calculate the amount of kinetic energy at Point C.
3.0 J
0 J
2.0 J
1.0 J
Using the image of the pendulum below, calculate the amount of potential energy at Point C.
3.0 J
0 J
2.0 J
1.0 J
Using the image of the pendulum below, calculate the amount of kinetic energy at Point B.
1.3 J
0 J
1.7 J
3.0 J
When calculating for work you need...
force and distance
time and distance
mass and temperature
force and mass
The transfer of heat energy by direct particle contact is called _______
conduction
convection
radiation
induction
In the diagram to the below, a roller coaster car starts from rest and moves along the track. At which point does the roller coaster car have the greatest gravitational potential energy?
A
B
C
D
In the diagram to the below, a roller coaster car starts from rest and moves along the track. At which point does the roller coaster car have the greatest kinetic energy?
A
B
C
D
When an object is dropped what happens to potential and kinetic energy as it falls?
GPE goes down, KE goes up
GPE goes up, KE goes up
GPE goes down, KE goes down
GPE goes up, KE goes down
When a ball is dropped it bounces until it eventually stops. Why does this happen?
Some of the ball’s energy is converted to other forms, such as thermal and sound.
Some of the ball’s energy is lost.
All of the ball’s energy is eventually converted to potential energy when the ball stops bouncing.
All of the ball’s energy is eventually converted to kinetic energy when the ball stops bouncing.
The ___________ energy of an object increases when its velocity increases
kinetic
potential
gravitational potential
elastic potential
The SI Unit for Energy is
Joules
Kelvin
Calories
Newtons
