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Energy
November 2010
What is happening?
Play with the toy given to you. What does it do?Share what it does with those around you.What do all of these toys have in common?What do we call what makes these toys
move?
What is energy?
The ability to cause a change in matter– Through movement
The ability to do workEnergy cannot be created or destroyed, but
it does change forms
Ways to Classify Energy
1. Solar, Light, Chemical, Mechanical, Electric, Sound, Heat, and Magnetic
Which of the following show energy?
Bird
flyi
ng th
rough
t..
Hum
an s
leep
ing in
bed
Bottl
e si
tting
on th
e ...
1 a
nd 2
onl
y
All
of the
above
19%
0%
38%38%
5%
1. Bird flying through the sky
2. Human sleeping in bed
3. Bottle sitting on the counter
4. 1 and 2 only5. All of the above
Solar Energy
Solar-from the sunExamples-solar panels
Light Energy
Light-energy from the sun that we seeExamples-lamps, flashlights
Chemical Energy
Chemical-energy stored in another substance
Ex-batteries, fuels
Mechanical Energy
Mechanical-combination of potential and kinetic energy (muscle power)
Examples-winding up a toy
Electric Energy
Electric-energy from an electric currentExamples-television, dvd player
Sound Energy
Sound-energy we hearExamples-music, talking
Heat (thermal) Energy
Heat-energy that is given off (can be hot or cold)
Examples-fire, snow
Energy Video
Energy Transfer
Energy movement between one place or object to another.
Cirque du Soleil
Energy Changes Forms
One form of energy changes into anotherExamples
– Flashlight= chemical to light and heat– Stereo=electric to sound and heat
0%0%0%0%0%
Chemical Heat Sound Light Mechanical
1. Chemical
2. Heat
3. Sound
4. Light
5. Mechanical
What is the main form of energy used by this object?
20
0 of 26
What is the main form of energy used by this object?
:20
0 of 26
0%
0%
0%
0%
0% 1. Chemical
2. Heat
3. Sound
4. Light
5. Electrical
What is the main form of energy used by this object?
1. Chemical
2. Heat
3. Sound
4. Light
5. Electrical
Chem
ical
Hea
t
Sound
Lig
ht
Ele
ctric
al
0% 0% 0%0%0%
200
0
26
What is the main form of energy used by this object?
0%0%0%0%0%
Chemical Heat Mechanical Light Electrical
1. Chemical
2. Heat
3. Mechanical
4. Light
5. Electrical
20
0of26
0%
0%
0%
0%
0%
What is the main form of energy produced by this object?
1. Chemical
2. Heat
3. Mechanical
4. Sound
5. Electrical
20
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
21 22 23 24 25 26
What is the main form of energy produced by this object?
0%0%0%0%0%
Light Heat Mechanical Sound Electrical
1. Light
2. Heat
3. Mechanical
4. Sound
5. Electrical
0 of 26
20
0%
0%
0%
0%
0%
What is the main form of energy produced by this object?
1. Light
2. Heat
3. Mechanical
4. Sound
5. Electrical
0of26
20
Energy Collage
1. Divide your paper into 6 boxes.2. Label each box with one type of energy below. 3. Find pictures of items that show each type of energy and paste them onto your paper to make a collage. 1. Mechanical (muscle power)2. Light3. Sound4. Heat (Thermal)5. Chemical6. Electric