Forms of Energy
How many forms of energy does your book talk about?
7 Forms
Chemical
Electrical
Thermal
Nuclear
Radiant
Sound
Mechanical
What body system transforms chemical energy?
Digestive system
What are the 4 renewable sources of energy in your book?
Hydroelectric
Wind
Solar
Biofuel
What two problems are caused by non-renewable energy sources?
Global warming and Acid rain
Tell me 3 things you can do to save energy
Answers vary
Why type of mechanical energy is possessed by objects in motion?
Kinetic energy
Energy never disappears. What happens to it?
It can only be transformed into one type or another.
What are the 4 types of nonrenewables mentioned in your book?
Natural Gas
Coal
Uranium/nuclear
What are the three R´s?
Reduce
Reuse
Recycle
What are the advantages of a green roof?
Saves energy on heating
Collect rainwater to reduce water used
Reflect heat in summer time
Sound energy can only move through air. True or false?
False, it can also move through solids and liquids.
What is the unit of measurement for chemical energy in food?
Calories
What is a reservoir?
Where water is collected before moving through a hydroelectric dam
Answer varies
Rank the vehicles in order of least environmental to most environmental:
Diesel, Gasoline, Electric, Electric/Gasoline Hybrid
Gasoline, Diesel, Hybrid, Electric
What are the two types of nuclear energy, and what makes them different?
Fission is dividing atoms/molecules
Fusion is combining two atoms into a new atom
Heat and mechanical
What is the only type of non-renewable energy to not use combustion (fire)?
Nuclear
Increase in temperature globally only affects the temperature. True or false?
False
Nuclear power (44%)
What types of energy are present/used by a microwave?
Electrical, radiant, and thermal.
A roller coaster uses gravity to transform what type of energy into kinetic energy?
Potential energy
Pick your favorite type of energy and defend it to me.
Answer varies
Tell me some examples of changes caused by global increase in temperature.
Melting glaciers/Rising sea levels
More extreme weather
Warmer weather/temperatures
Can you tell me any other forms of power production not mentioned here?
Salt reactor
Geothermal
Tidal