

Energy Transformations
Presentation
•
Science
•
6th - 12th Grade
•
Practice Problem
•
Medium
+8
Standards-aligned
Alison Klein
Used 4+ times
FREE Resource
8 Slides • 24 Questions
1
Multiple Choice
What does the Law of Conservation of Energy state?
energy is always created, but not destroyed
energy cannot be created or destroyed
energy cannot be created, but can be destroyed
energy is always being created and destroyed
2
Multiple Choice
_______________________ is stored energy to position or arrangement of particles in an object.
Kinetic energy
Potential energy
Thermal energy
Electrical energy
3
Multiple Choice
Which of these has kinetic energy?
a book sitting on a shelf
hat and gloves on a table
cars parked in a parking lot
a child kicking a soccer ball
4
Multiple Choice
Which diagram models the position of a soccer ball when it has the greatest amount of gravitational potential energy?
5
Multiple Choice
The diagram shows a cart moving freely along a track. What happens to the energy of the cart as it moves from point A to point B on the diagram?
Potential energy is transformed to kinetic energy.
Kinetic energy is transformed to potential energy.
Both potential energy and kinetic energy stay the same.
6
Drag and Drop
7
Drag and Drop
8
9
Drag and Drop
10
11
Drag and Drop
12
13
Multiple Choice
What is energy?
Force
The ability to do work
Electricity
The ability to transform work
14
Multiple Choice
Which type of energy is best seen in the picture?
Chemical
Sound
Electrical
Radiant
15
Multiple Choice
Which type of energy is shown?
Sound
Radiant
Mechanical
16
Multiple Choice
What type of energy is seen here?
Sound
Nuclear
Thermal
Mechanical
17
Multiple Choice
Which of the following changes electrical energy into radiant (light) and sound energy?
battery
alarm clock
light bulb
apple
18
Multiple Choice
What kind of energy does this device use?
Mechanical
Chemical
Electrical
Radiant
19
Multiple Choice
What type of energy do we use to cook food?
Radiant
Electrical
Nuclear
Thermal
20
Multiple Choice
This is the energy of vibrating molecules that move through matter.
sound
thermal
nuclear
radiant
21
Multiple Choice
This is the energy that moves objects.
Thermal
Electrical
Mechanical
Sound
22
Multiple Choice
Energy associated with the motion of particles in a substance.
Thermal
Radiant
Electrical
Sound
23
Multiple Choice
Sound energy is produced when an object __________.
moves
heats up
vibrates
falls
24
Multiple Choice
Which type of energy is produced when the handle of a pencil sharpener turns?
Radiant
Electrical
Mechanical
Thermal
25
Often one form of energy can change into more than one form.
Chemical-> Heat-> Kinetic-> Electrical-> Heat
26
Multiple Select
When wood burn it changes from chemical energy to what 2 other forms of energy? Click the 2 other forms.
Radiant (Light)
Nuclear
Heat
Mechanical
27
Multiple Select
A gasoline-powered generator is used to provide lighting for a house.
Choose the best 3 energy forms found in this transformation example?
Chemical
Mechanical
Light
Nuclear
28
Multiple Choice
Skateboarder #1 is showing potential energy as he waits at the top of the half pipe.
Skateboarder #2 has dropped into the half pipe, to what type of energy has he converted his potential energy?
Potential
Thermal
Kinetic
Chemical
29
Food is chemical energy used to make the body function.
It is converted into kinetic energy to help the body move
It is also converted into thermal energy to keep the body warm.
30
Energy Conversion in Plants
Chemical energy stored in the food we eat ultimately comes from the sun.
The process is called photosynthesis. Light energy is converted into chemical energy.
31
Energy Conversions are needed in EVERYTHING we do.
(Think of what you do everyday.)
32
Some examples of energy conversions
What does the Law of Conservation of Energy state?
energy is always created, but not destroyed
energy cannot be created or destroyed
energy cannot be created, but can be destroyed
energy is always being created and destroyed
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