Bell ringer- How do the following these create/ receive energy?
8 th Grade Science 09/09/2014 Essential Question – How do we know that things have energy?...
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![Page 1: 8 th Grade Science 09/09/2014 Essential Question – How do we know that things have energy? Objective – I can classify many forms of energy. Bell Ringer.](https://reader035.fdocuments.net/reader035/viewer/2022062804/56649f515503460f94c749dd/html5/thumbnails/1.jpg)
8th Grade Science 09/09/2014• Essential Question – How
do we know that things have energy?
• Objective – I can classify many forms of energy.
• Bell Ringer – Copy and answer the following question on your bell ringer paper
![Page 2: 8 th Grade Science 09/09/2014 Essential Question – How do we know that things have energy? Objective – I can classify many forms of energy. Bell Ringer.](https://reader035.fdocuments.net/reader035/viewer/2022062804/56649f515503460f94c749dd/html5/thumbnails/2.jpg)
TYPES OF ENERGY
Potential, Kinetic,Mechanical,
Electromagnetic, Electrical,
Chemical and Thermal
![Page 3: 8 th Grade Science 09/09/2014 Essential Question – How do we know that things have energy? Objective – I can classify many forms of energy. Bell Ringer.](https://reader035.fdocuments.net/reader035/viewer/2022062804/56649f515503460f94c749dd/html5/thumbnails/3.jpg)
What is Potential Energy?• Potential energy is the stored energy
of position of an object.
![Page 4: 8 th Grade Science 09/09/2014 Essential Question – How do we know that things have energy? Objective – I can classify many forms of energy. Bell Ringer.](https://reader035.fdocuments.net/reader035/viewer/2022062804/56649f515503460f94c749dd/html5/thumbnails/4.jpg)
Examples of Potential Energy
![Page 5: 8 th Grade Science 09/09/2014 Essential Question – How do we know that things have energy? Objective – I can classify many forms of energy. Bell Ringer.](https://reader035.fdocuments.net/reader035/viewer/2022062804/56649f515503460f94c749dd/html5/thumbnails/5.jpg)
What is Kinetic Energy?• Kinetic energy is the energy of motion.
• An object that has motion - whether it is vertical or horizontal motion - has kinetic energy.
![Page 6: 8 th Grade Science 09/09/2014 Essential Question – How do we know that things have energy? Objective – I can classify many forms of energy. Bell Ringer.](https://reader035.fdocuments.net/reader035/viewer/2022062804/56649f515503460f94c749dd/html5/thumbnails/6.jpg)
Examples of Kinetic Energy
![Page 7: 8 th Grade Science 09/09/2014 Essential Question – How do we know that things have energy? Objective – I can classify many forms of energy. Bell Ringer.](https://reader035.fdocuments.net/reader035/viewer/2022062804/56649f515503460f94c749dd/html5/thumbnails/7.jpg)
What is Mechanical Energy?
o Energy due to a object’s motion
(kinetic) or position (potential).
The bowling ball has mechanical energy.
When the ball strikes the pins, mechanical energy is transferred
to the pins!
![Page 8: 8 th Grade Science 09/09/2014 Essential Question – How do we know that things have energy? Objective – I can classify many forms of energy. Bell Ringer.](https://reader035.fdocuments.net/reader035/viewer/2022062804/56649f515503460f94c749dd/html5/thumbnails/8.jpg)
Examples of Mechanical Energy
![Page 9: 8 th Grade Science 09/09/2014 Essential Question – How do we know that things have energy? Objective – I can classify many forms of energy. Bell Ringer.](https://reader035.fdocuments.net/reader035/viewer/2022062804/56649f515503460f94c749dd/html5/thumbnails/9.jpg)
What is ElectromagneticEnergy?
o Light energy
o Includes energy from gamma rays, xrays, ultraviolet rays, visible light,
infrared rays, microwave and
radio bands
![Page 10: 8 th Grade Science 09/09/2014 Essential Question – How do we know that things have energy? Objective – I can classify many forms of energy. Bell Ringer.](https://reader035.fdocuments.net/reader035/viewer/2022062804/56649f515503460f94c749dd/html5/thumbnails/10.jpg)
What is Electrical Energy?
o Energy caused by the movement of
electrons
o Easily transported
through power lines and converted into other forms of
energy
![Page 11: 8 th Grade Science 09/09/2014 Essential Question – How do we know that things have energy? Objective – I can classify many forms of energy. Bell Ringer.](https://reader035.fdocuments.net/reader035/viewer/2022062804/56649f515503460f94c749dd/html5/thumbnails/11.jpg)
What is Chemical Energy?
o Energy that is available for release from
chemical reactions.
The chemical bonds in a matchstick
store energy that is transformed into thermal energy
when the match is struck.
![Page 12: 8 th Grade Science 09/09/2014 Essential Question – How do we know that things have energy? Objective – I can classify many forms of energy. Bell Ringer.](https://reader035.fdocuments.net/reader035/viewer/2022062804/56649f515503460f94c749dd/html5/thumbnails/12.jpg)
Examples of Chemical Energy
![Page 13: 8 th Grade Science 09/09/2014 Essential Question – How do we know that things have energy? Objective – I can classify many forms of energy. Bell Ringer.](https://reader035.fdocuments.net/reader035/viewer/2022062804/56649f515503460f94c749dd/html5/thumbnails/13.jpg)
What is Thermal Energy?o Heat energy
o The heat energy of an object determines how active its atoms are.
A hot object is one whose atoms and molecules are excited and show rapid
movement.
A cooler object's molecules and atoms will show less
movement.
![Page 14: 8 th Grade Science 09/09/2014 Essential Question – How do we know that things have energy? Objective – I can classify many forms of energy. Bell Ringer.](https://reader035.fdocuments.net/reader035/viewer/2022062804/56649f515503460f94c749dd/html5/thumbnails/14.jpg)
What is Sound Energy?• Sound energy is the energy of
vibrations.
• Energy that moves in waves that are produced when objects vibrate.
• This energy cannot travel through empty space.
![Page 15: 8 th Grade Science 09/09/2014 Essential Question – How do we know that things have energy? Objective – I can classify many forms of energy. Bell Ringer.](https://reader035.fdocuments.net/reader035/viewer/2022062804/56649f515503460f94c749dd/html5/thumbnails/15.jpg)
What is Nuclear Energy?• Nuclear energy is energy stored in the
nucleus of an atom
• Energy produced when an atom splits (Fission) or when atoms join together (fusion.
![Page 16: 8 th Grade Science 09/09/2014 Essential Question – How do we know that things have energy? Objective – I can classify many forms of energy. Bell Ringer.](https://reader035.fdocuments.net/reader035/viewer/2022062804/56649f515503460f94c749dd/html5/thumbnails/16.jpg)
QUIZ TIME!What type of energy cooks food in a microwave oven?ELECTROMAGNETIC
ENERGY
What type of energy is the spinning plate inside of a microwave oven?MECHANICAL ENERGY
![Page 17: 8 th Grade Science 09/09/2014 Essential Question – How do we know that things have energy? Objective – I can classify many forms of energy. Bell Ringer.](https://reader035.fdocuments.net/reader035/viewer/2022062804/56649f515503460f94c749dd/html5/thumbnails/17.jpg)
QUIZ TIME!Electrical energy is transported to your house through power lines.
When you plug an electric fan to a power outlet, electrical energy is transform into what type of energy?
MECHANICAL ENERGY
![Page 18: 8 th Grade Science 09/09/2014 Essential Question – How do we know that things have energy? Objective – I can classify many forms of energy. Bell Ringer.](https://reader035.fdocuments.net/reader035/viewer/2022062804/56649f515503460f94c749dd/html5/thumbnails/18.jpg)
QUIZ TIME!
What energy transformation occurs
when an electric lamp is turned on?
ELECTRICAL ENERGY
ELECTROMAGNETIC ENERGY
![Page 19: 8 th Grade Science 09/09/2014 Essential Question – How do we know that things have energy? Objective – I can classify many forms of energy. Bell Ringer.](https://reader035.fdocuments.net/reader035/viewer/2022062804/56649f515503460f94c749dd/html5/thumbnails/19.jpg)
What types of energy are shown below?
Mechanical and Thermal Energy(Don’t forget friction)
![Page 20: 8 th Grade Science 09/09/2014 Essential Question – How do we know that things have energy? Objective – I can classify many forms of energy. Bell Ringer.](https://reader035.fdocuments.net/reader035/viewer/2022062804/56649f515503460f94c749dd/html5/thumbnails/20.jpg)
What type of energy is shown below?
Chemical Energy
![Page 21: 8 th Grade Science 09/09/2014 Essential Question – How do we know that things have energy? Objective – I can classify many forms of energy. Bell Ringer.](https://reader035.fdocuments.net/reader035/viewer/2022062804/56649f515503460f94c749dd/html5/thumbnails/21.jpg)
What types of energy are shown below?
Electrical, Mechanical andElectromagnetic Energy
![Page 22: 8 th Grade Science 09/09/2014 Essential Question – How do we know that things have energy? Objective – I can classify many forms of energy. Bell Ringer.](https://reader035.fdocuments.net/reader035/viewer/2022062804/56649f515503460f94c749dd/html5/thumbnails/22.jpg)
What type of energy shown below?
Nuclear Energy
![Page 23: 8 th Grade Science 09/09/2014 Essential Question – How do we know that things have energy? Objective – I can classify many forms of energy. Bell Ringer.](https://reader035.fdocuments.net/reader035/viewer/2022062804/56649f515503460f94c749dd/html5/thumbnails/23.jpg)
What type of energy is shown below?
Chemical Energy (yummy)
![Page 24: 8 th Grade Science 09/09/2014 Essential Question – How do we know that things have energy? Objective – I can classify many forms of energy. Bell Ringer.](https://reader035.fdocuments.net/reader035/viewer/2022062804/56649f515503460f94c749dd/html5/thumbnails/24.jpg)
What type of energy is show here?
Sound Energy
![Page 25: 8 th Grade Science 09/09/2014 Essential Question – How do we know that things have energy? Objective – I can classify many forms of energy. Bell Ringer.](https://reader035.fdocuments.net/reader035/viewer/2022062804/56649f515503460f94c749dd/html5/thumbnails/25.jpg)
What type of energy is shown below?
Thermal Energy
![Page 26: 8 th Grade Science 09/09/2014 Essential Question – How do we know that things have energy? Objective – I can classify many forms of energy. Bell Ringer.](https://reader035.fdocuments.net/reader035/viewer/2022062804/56649f515503460f94c749dd/html5/thumbnails/26.jpg)
• Draw a flow map showing the flow of energy transformations in a car from starting vehicle to driving. You should have 5 different types of energy.
![Page 27: 8 th Grade Science 09/09/2014 Essential Question – How do we know that things have energy? Objective – I can classify many forms of energy. Bell Ringer.](https://reader035.fdocuments.net/reader035/viewer/2022062804/56649f515503460f94c749dd/html5/thumbnails/27.jpg)
Energy Transfer
Chemical
Electrical
Electrical
Electrical
Sound(mechanical)
Light(Electromagnetic)
ThermalMechanical