Energy and Energy Conversions (Junior Cert Science): Flashcards
📚Flashcards
Practise the cards
10 cards from this deck
ShowHide
Practise the cards
10 cards from this deck
Energy definition
Energy definition
Ability to do work
Unit of energy
Unit of energy
Joule ()
Potential energy
Potential energy
Energy due to position or shape
Kinetic energy
Kinetic energy
Energy of an object in motion
Conservation of energy principle
Conservation of energy principle
Energy cannot be created or destroyed, only changed
Energy efficiency formula
Energy efficiency formula
(useful output ÷ input) × 100
Renewable energy source
Renewable energy source
Energy source that will never be used up
Non-renewable energy source
Non-renewable energy source
Energy not regenerated in our lifetime
Work formula
Work formula
Force × distance
Sankey diagram shows
Sankey diagram shows
Energy flow in appliances
