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Copy page 85 Homework: Objective Potential Energy LAb
Students will summarize different types of energy Homework: Potential Energy LAb
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warmup -Home Screen Standbehindbraum.weebly.com
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It just keeps on going, and going and going
Energy It just keeps on going, and going and going
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What is energy? property of objects to have the ability to do work
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UNits of energy amount of energy to increase 1’C of water that has 1 gram of matter in it Joules = J
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1st Law of Energy Energy can neither be created nor destroyed
Energy in the universe is a constant.
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2nd law Of energy Order descends into chaos, chaos will ascend back to order
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Potential the amount of stored Energy in an object
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Formula for Potential -PE= mass x gravity x height (meters)
or Force weight (N) x Height (meters) PE= m x g h (PE= Kg x m/s/s x meters) PE= Fw x H (PE= N x m)
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Kinetic -Energy of movement KE=(m x v ^2)/2 mass x veloc ^2_ 2
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Energy category Kinetic: Potential:
-Energy an object has due to its position, energy field and parts -Stored energy Kinetic: the amount of energy a moving object has
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END
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CLosure Questions Which law states order will turn to chaos, chaos will return to order? Can energy be destroyed or created? 3) A bow string being pulled back belongs to which energy category? 4) Releasing a arrow from a bow belongs to which energy category?
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Copy page 85 Homework: Objective Kinetic Energy LAb Short Problems
Students will calculate and differentiate between potential and kinetic energies Homework: Kinetic Energy LAb Short Problems
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warm Up Mass: 100kg Gravity: 10m/s^2 Height: 7m
Find the potential Energy Ep= m x g xh
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“You can’t kill the Drej their pure energy” Joseph Korso Titan A.E
Types of Energy “You can’t kill the Drej their pure energy” Joseph Korso Titan A.E
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Energy -Ability to do work
-Property in objects that can be transferred into a different form -Can not be created or destroyed
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Energy Transfer Energy can convert from one state to another
(heat, work, mass transfer)
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Potential the amount of stored Energy in an object
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Elastic Energy stored in objects that stretch
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Mechanical energy of objects in motion
sum of both potential and kinetic
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Chemical Energy released from a chemical reaction
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Nuclear Energy stored in the center of particles
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Kinetic -Energy of movement KE=(m x v ^2)/2 mass x veloc ^2_ 2
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Sound Form of energy from vibrations (we can hear)
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Radiant Energy in the form of electromagnetic waves
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electrical Energy of particles moving through a wire
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Magnetic objects produce a field of attraction and repelling and give off a energy field. Depends on distance, size, and type
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Gravitational stored energy in an object when it is above the earth’s surface
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Copy PAge 85 Objective: Students will differentiate between types of energy Homework: Kinetic Energy Lab Short problems
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Closure 4) What kind of energy would an opera singer use to crack a glass? 5) Fission or Fusion 6) Burning wood The sun powers this form of energy. Power Bars….what type of energy am I? 3) A chihuahua running.
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