Energy and Conservation of Energy (Leaving Cert Applied Maths): Flashcards

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Energy and Conservation of Energy
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Definition of energy

Ability to do work

Unit for measuring energy

Joules (J)

Potential energy definition

Energy due to position or location

Potential energy formula

PE=mghPE = mgh

Value of gg (acceleration due to gravity)

9.89.8 m/s²

Kinetic energy definition

Energy possessed by a moving object

Kinetic energy formula

KE=12mv2KE = \frac{1}{2}mv^2

Law of Conservation of Energy

Energy cannot be created or destroyed, only transformed

Conservation equation for total energy

KE+PE=ConstantKE + PE = \text{Constant}

Work-energy relationship

Work Done = Energy Gained

Roller coaster at top of hill

High PE, low KE

Roller coaster at bottom of hill

Low PE, high KE

Explore Leaving Cert Applied Maths Revision Notes by Topics

Work, Energy, Power

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Work, Energy, Power

Explore Leaving Cert Applied Maths Quizzes by Topics

Work, Energy, Power

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Work, Energy, Power

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