chapter 6 ~ day4 · chapter 6 ~ day4 1 sample ap physics presentation file collisions objectives: -...
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Chapter 6 ~ Day4
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Sample AP Physics Presentation File
Collisions Objectives:- Understand the significance of kinetic energy and momentum in elastic, perfectly inelastic, and inelastic collisions
Chapter 6 ~ Day4
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Sample AP Physics Presentation File
Newton's Cradle:
http://commons.wikimedia.org/wiki/File:Newtons_cradle_animation_book.gif
https://www.msu.edu/user/brechtjo/physics/newtonBalls/newtonBalls.html
Not possible!
Chapter 6 ~ Day4
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Sample AP Physics Presentation File
Newton's Cradle:
http://commons.wikimedia.org/wiki/File:Newtons_cradle_animation_book.gif
What would the velocity of the single ball be?
https://www.msu.edu/user/brechtjo/physics/newtonBalls/newtonBalls.html
Why isn't this possible?
If momentum is conserved . . .
Chapter 6 ~ Day4
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Sample AP Physics Presentation File
p is conservedKE is conserved
Types of Collisions:Elastic:
Chapter 6 ~ Day4
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Sample AP Physics Presentation File
p is conservedKE is conserved
Types of Collisions:Elastic:
microscopic collisions no deformation objects of similar size & shape
Chapter 6 ~ Day4
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Sample AP Physics Presentation File
p is conservedKE is conserved
Types of Collisions:Elastic: microscopic collisions
no deformation objects of similar size & shape
p is conservedKE is lost
Inelastic: KE lost in collision to deformation
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Energy Lost to Deformation:
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Energy Lost to Deformation:
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Sample AP Physics Presentation File
Energy Lost to Deformation:
Chapter 6 ~ Day4
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Sample AP Physics Presentation File
p is conservedKE is conserved
Types of Collisions:Elastic: microscopic collisions
no deformation objects of similar size & shape
p is conservedKE is lost
Inelastic: KE lost in collision to deformation
p is conservedmax KE is lost
Perfectly Inelastic:
http://www.walterfendt.de/ph14e/collision.htm
Chapter 6 ~ Day4
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Sample AP Physics Presentation File
p is conservedKE is conserved
Types of Collisions:Elastic: microscopic collisions
no deformation objects of similar size & shape
p is conservedKE is lost
Inelastic: KE lost in collision to deformation
p is conservedmax KE is lost
Perfectly Inelastic: occurs when objects stick together may result in loss of all KE
Chapter 6 ~ Day4
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Sample AP Physics Presentation File
using momentum to determine velocityBallistics:
Chapter 6 ~ Day4
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Sample AP Physics Presentation File
using momentum to determine velocity use conservation of momentum during the collision may use projectiles after the collision
Ballistics:
Chapter 6 ~ Day4
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Sample AP Physics Presentation File
using momentum to determine velocity use conservation of momentum during the collision may use projectiles after the collision
Ballistics:
may use conservation of energy after the collision