Kinetic/Potential Energy
The ability to do work.
What is energy?
Energy carried by electricity.
What is electrical energy?
When using a solar powered calculator, what source of energy is being used?
A. Electrical
B. Light
C. Mechanical
D. Sound
B
Name three items that use electric energy
Answers may vary
See Diagram # 9
How many bulbs would turn on
Teacher judges correct response
a roller coaster at the top of a hill
What is potential?
Energy an object has due to its motion, position or condition.
What is mechanical energy?
Which two objects use electrical energy to move an object?
A. A fan and pencil sharpener
B. A radio and a stove
C. A lamp and a T.V.
D. A camera and iphone
A
Which activity uses the same type of energy a person would use to open a window.
a. Playing the drums
b. burning wood
c. lighting lightbulbs
d. talking to someone
A
See Diagram 10
What procedure can you use to turn on the lights
Teacher judges correct responses
The energy any object has because of its motion.
What is kinetic energy?
travels in waves, is produced by vibrations
What is sound energy?
This object can take visible white light and separate it into the colors of the spectrum.
What is a prism?
See Diagram #11
Which wire can be removed and the lights still work
Teacher judges correct responses
Stored energy or energy that an object has due to its position.
What is potential energy?
Energy that travels in waves and allows animals to see and can travel through empty space
What is light energy?
Using water to turn turbines in a hydroelectric power plant is an example of using which form of energy to produce electricity?
Mechanical
You have an unplugged lamp with no light bulb in it. What form of energy would you need to use FIRST to get it to work?
Mechanical energy
Draw a diagram representing how a glass mirror would reflect light
Teacher judges correct response
As a roller coaster car goes down a hill, its potential energy is changed into this.
What is kinetic energy?
when you rub your hands together you produce
What is thermal energy?
What are the Alternative forms of energy that we wrote about in our journal.
Hint: Clean energy (Silly Boys Go Hunting on Weekends)
Solar, Bio fuels, Geothermal, Hydro power, Wind
Windmills use the same type of energy as...
A. a solar panel using solar energy
B. An iron using thermal energy
C. A Fan using electrical energy
D. A pinwheel using mechanical energy
D
Which object best demonstrates the refraction of light?
A. A fire
B. A girl looking in a mirror
C. A shadow of a pencil
D. A hand lens
D