Answer Energy is the ability to do work Energy comes in many forms chemical energy electrical energy heat energy light energy mechanical energy and nuclear energy Question What Is Energy ID: 698242
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Slide1
Renewable Energy:Sail Cars!Slide2
Answer: Energy is the ability to do work.
Energy comes in many forms: chemical energy, electrical energy, heat energy, light energy, mechanical energy and nuclear energy.
Question: What Is Energy?Slide3
“Energy is neither created nor destroyed.”
The amount of energy in a system is conserved over time.
Conservation of EnergySlide4
Examples of renewable
e
nergy:solar, biofuel, wind,geothermal, hydropowerLIMITLESS
Examples of nonrenewable energy:
fossil fuels (coal, oil, natural gas)
LIMITEDRenewable vs. NonrenewableSlide5
A type of renewable energy provided by the wind.
Wind turbines
Brainpop:http://www.brainpop.com/technology/energytechnology/windenergy/
Wind EnergySlide6Slide7
Concentrated Solar
PV Cells
Solar EnergySlide8
Wind TurbinesSlide9
HydropowerSlide10
Other Types of Renewable Energy
Biofuels Supply Chain
hydro/tidal
biofuels
geothermalSlide11
In groups of two, design a sail to propel your car forward using the wind from a box fan!
Each group receives a base
with
axles and wheels.
Use the given materials to design a mast and sail that propels your “sail car” forward.
Be creative
and don’t give up!
Sail Car ChallengeSlide12
Sail TypesSlide13
What are our constants?
car base – cardboard rectangle of the same size and shape
axles – coffee stirrerswheels – Lifesavers® mint candiesWhat are our variables?sail materialsail designmast materialmast designCan you think of any other constants?
Can you think of any other variables?
Scientific MethodSlide14