Energy

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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 work
Energy 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?

1. Bird flying through
     the sky
                                                                                      38% 38%
2.   Human sleeping in
     bed
                                                    19%
3.   Bottle sitting on the
     counter                                                                5%
                                                                 0%
4.   1 and 2 only




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Solar Energy

Solar-from the sun
Examples-solar panels
Light Energy

Light-energy from the sun that we see
Examples-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 current
Examples-television, dvd player
Sound Energy

Sound-energy we hear
Examples-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 another
Examples
  – Flashlight= chemical to light and heat
  – Stereo=electric to sound and heat
                          What is the main form of energy
                          used by this object?

                                               1. Chemical
                   0 of 26
                                               2. Heat
                                               3. Sound
                  0%                           4. Light
                                               5. Mechanical


                                                   20
Chemical   Heat   Sound   Light   Mechanical
            What is the main form of energy used
            by this object?

0%        1. Chemical
0%        2. Heat
0%        3. Sound
0%        4. Light
0%        5. Electrical


0 of 26


                                         :20
What is the main form of energy used
by this object?

1.   Chemical                                                  26


2.   Heat         20
                                                          0
3.   Sound
4.   Light                                                     0

5.   Electrical

                                   0%        0%      0%        0%           0%




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     What is the main form of energy used
     by this object?

     1.   Chemical
     2.   Heat
     3.   Mechanical
     4.   Light
     5.   Electrical                      0%


 0
of
26



               20

                       Chemical   Heat   Mechanical   Light   Electrical
               What is the main form of energy
               produced by this object?

     0%    1.        Chemical                                                                20
     0%    2.        Heat
     0%    3.        Mechanical
     0%
           4.        Sound
     0%
           5.        Electrical


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?

1.   Light
2.   Heat
3.   Mechanical
4.   Sound
5.   Electrical                       0%




20

 0 of 26
                   Light   Heat   Mechanical   Sound   Electrical
     What is the main form of energy
     produced by this object?

     1. Light
     0%


     2. Heat
     0%
 0
of
26
     3. Mechanical
     0%


     4. Sound
     0%
                                20

     0%
     5. Electrical
     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.   Light
3.   Sound
4.   Heat (Thermal)
5.   Chemical
6.   Electric

				
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