Types of Energy
What types of energy did magnesium give out when we burned it?
Light and Heat
What type of energy was most common in Prestonpans until recently?
Coal
What type of surface causes ice to melt quickest?
Metal
What is an example of a good insulator?
Wool, plastic, rubber, wood, styrofoam, air
What are 4 of the original avengers?
Thor, Hulk, Black Widow, Captain America, Hawkeye, Iron Man
What type of energy is a pencil about to roll off a table?
Gravitational Potential Energy
A magnet
What type of heat transfer (conduction, convection, radiation) is magma under the Earth's surface?
Convection
How can you insulate the walls to reduce heat loss?
Cavity walls, spray insulation
What is the energy conversion of a battery?
Chemical potential into electrical energy
What are 2 examples of renewable energies?
Solar, wind, wave, tidal, hydroelectric, geothermal
What state(s) of matter does heat travel through convection?
Fluid - liquid and gas
What is the best type of renewable energy for Scotland, if you can only choose 1, and why?
Wind power - very windy here
Hydroelectric - many rivers to dam
Wave - island nation with high tides
What animal is Jane Goodall famous for working with?
Chimpanzees
What is the energy conversion of a whirly tube?
Kinetic -> Sound
How can you focus heat radiation?
Use reflective, curved surfaces
Why does the loft/ceiling/attic need more insulation than other parts of the house?
Heat rises, so more heat is lost that way
How old is David Attenborough?
96
Rubbing your hands together
How does heating water generate electricity?
Water turns into steam which can spin a turbine connected to a generator.
Why does the leg of a chair feel colder than the seat even though they are the same temperature?
What are 2 reasons to better insulate homes?
Reduce energy bills, reduce need for energy
What country did Ms Norrie live in when she was in high school?
Venezuela