Energy Flashcards
Name ALL 9 of the elements
Kinetic, light, sound, thermal, chemical, gravitational potential, nuclear, electrical and elastic potential.
What is nuclear energy?
Energy stored in nuclei of atoms.
Give an example of elastic potential energy.
rubber bands
A loudspeaker changes ______ energy into _______ energy.
Electrical—> sound
A green photosynthesising plant is changing _________ energy into ______ energy.
light—> chemical
Fireworks change _______ energy into _____ energy +_______ energy + _______ energy + ______ energy.
chemical—> light, sound, gravitational potential and kinetic.
A spring changes _______ energy into ____ energy.
Elastic potential—> kinetic
Where does the energy from our food come from?
The sun
Explain why we need food.
Food contains glucose. glucose:
- is used to power our muscles
- is used for respiration
