
Sources of Electricity

Quiz
•
Other
•
9th - 12th Grade
•
Medium
Maryful Pabiona
Used 2+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main purpose of a hydroelectric dam?
To store drinking water
To generate electricity
To prevent flooding
To irrigate farmlands
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What part of the dam channels the high-pressure water to the turbines?
Draft tube
Generator
Penstock
Reservoir
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What converts the mechanical energy from the turbines into electrical energy?
Transformer
Draft tube
Substation
Generator
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What do geothermal energy plants primarily harness to generate electricity?
The energy of falling water
The heat energy within the earth
The power of the wind
The energy from the sun
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What equipment do geothermal plants use to access underground heat?
Solar panels and batteries
Wells and pumps
Turbines and generators
Windmills and blades
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is thermoelectricity?
Electricity generated by flowing water
Electricity generated by sunlight
Electricity generated by applying heat to the junction of two dissimilar materials
Electricity generated by chemical reactions
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens when one end of the joined wires is maintained at a higher temperature than the other?
The wires melt
A voltage difference arises
The wires stop conducting electricity
The materials change into magnets
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