Energy
What is energy?
Answer
The ability to do work or cause change
Energy - Science
Question:
What is energy?
Answer:
The ability to do work or cause change
Question:
What is kinetic energy?
Answer:
The energy of movement
Question:
What is potential energy?
Answer:
Stored energy due to position or condition
Question:
What is thermal energy?
Answer:
Heat energy from moving particles
Question:
What is chemical energy?
Answer:
Energy stored in the bonds of substances like food and fuel
Question:
What is electrical energy?
Answer:
Energy carried by moving electric charges
Question:
What is sound energy?
Answer:
Energy carried by vibrations through matter
Question:
What is light energy?
Answer:
Energy we can see, travelling as waves
Question:
What is the law of conservation of energy?
Answer:
Energy cannot be created or destroyed, only changed in form
Question:
Name a renewable energy source
Answer:
Solar, wind, hydro, geothermal or biomass
Question:
Name a non-renewable energy source
Answer:
Coal, oil or natural gas
Question:
What is a fossil fuel?
Answer:
Fuel formed from ancient plants and animals
Question:
How does a solar panel work?
Answer:
It changes light energy into electrical energy
Question:
What energy change happens in a torch?
Answer:
Chemical to electrical to light and heat
Question:
What is conduction?
Answer:
Heat moving through a solid by particle contact
Question:
What is convection?
Answer:
Heat moving through liquids and gases as they circulate
Question:
What is radiation?
Answer:
Heat travelling as waves, like sunlight
Question:
What is a conductor?
Answer:
A material that lets heat or electricity pass through easily
Question:
What is an insulator?
Answer:
A material that slows the flow of heat or electricity
Question:
What is the main energy source for Earth?
Answer:
The Sun