Energy and Energy Conversions (Junior Cert Science): Flashcards

📚Flashcards
Energy and Energy Conversions
Sign up to keep revising.Create a free account to study more flashcards and track your progress.

Practise the cards

10 cards from this deck

Show

Energy definition

Ability to do work

Unit of energy

Joule (J\text{J})

Potential energy

Energy due to position or shape

Kinetic energy

Energy of an object in motion

Conservation of energy principle

Energy cannot be created or destroyed, only changed

Energy efficiency formula

(useful output ÷ input) × 100

Renewable energy source

Energy source that will never be used up

Non-renewable energy source

Energy not regenerated in our lifetime

Work formula

Force × distance

Sankey diagram shows

Energy flow in appliances

Explore Junior Cert Science Revision Notes by Topics

Explore Junior Cert Science Model Answers by Topics

Explore Junior Cert Science Quizzes by Topics

Explore Junior Cert Science Exam Questions by Topics

Join 100,000+ Junior Cert students studying Flashcards with us.

Select your subjects, and get access to A+ resources today.