1. Which event is explained in the sequence of energy changes shown in the diagram below?
Chemical Energy->heat->mechanical Energu(with wasted heat)
A. a blue spotlight is on
B. a runner doing stretches
C. an electric fan stretches
D. Hot spring

2. What kind of energy source from a volcano is converted into electricity?
A.chemical energy
B. Geothermal energy
C. Solar energy
D. Wind energy

3. Which does NOT describe geothermal energy?
A. Emit gases, mostly carbon dioxide
B. The steam rotates a turbine that activates a generator.
C. Located along the ring of fire
D. Expensive source of energy

4. Steam from earth's surface in transformed from_____ to _______
A. Chemical energy, wind energy
B. Geothermal energy, electrical energy
C. Sound energy, solar energy
D. Sound energy, wind energy

5. What is advantage of using geothermal energy from other source of energy?
A. Cheap and a lot pollution
B. Cheap and a little pollution
C. Expensive and a lot of pollution
D. Expensive and a little of pollution


Patulong plss