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# Energy

## Ability to move matter or change matter; the ability to do work.

Levels are CK-12's student achievement levels.
Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
Advanced Students matched to this level are ready for material that requires superior performance and mastery.

## Energy

Definition of energy, the SI unit and its different forms.
MEMORY METER
This indicates how strong in your memory this concept is
109

## Energy

Definition of energy, the SI unit and its different forms.
MEMORY METER
This indicates how strong in your memory this concept is
6

## What is Energy?

Definition of energy, the SI unit and its different forms.
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0

## Energy

by Christopher von Nagy //at grade
Definition of energy, the SI unit and its different forms.
MEMORY METER
This indicates how strong in your memory this concept is
0

## Energy

Definition of energy, the SI unit and its different forms.
MEMORY METER
This indicates how strong in your memory this concept is
0

## Energy

Definition of energy, the SI unit and its different forms.
MEMORY METER
This indicates how strong in your memory this concept is
0
• Interactive Simulations

## Ballistics Tests

Practice with the concepts of conservation of momentum and energy by analyzing a special case of the ballistic pendulum.
MEMORY METER
This indicates how strong in your memory this concept is
0
• Interactive Simulations

## Trampoline

Learn about the exchange of different types of potential energy and kinetic energy as a boy bounces on a trampoline.
MEMORY METER
This indicates how strong in your memory this concept is
0
• Interactive Simulations

## Roller Coaster

Learn about the conservation of energy in the context of a roller coaster.
MEMORY METER
This indicates how strong in your memory this concept is
0
• Interactive Simulations