

Lava Moat Energy Solutions
Interactive Video
•
Science, Physics, Chemistry, Mathematics, Design
•
9th - 12th Grade
•
Practice Problem
•
Hard
Amelia Wright
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the basic ingredients needed to create lava?
Metal and fire
Rocks and heat
Water and sand
Glass and electricity
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it important to choose rocks that melt at higher temperatures for a lava moat?
They are more durable
They are easier to find
They glow more brightly
They are cheaper
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the estimated cost per hour to maintain a square meter of lava moat?
$20
$15
$10
$5
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many square meters of solar panels are needed to power one square meter of lava moat continuously?
1500
500
2000
1000
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a major downside of using solar panels to power a lava moat?
They are too expensive
They are difficult to install
They require too much space
They are not reliable
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which type of power plant can heat a lava moat 10 meters wide?
Wind power plant
Biomass power plant
Hydroelectric power plant
Coal or nuclear power plant
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a potential off-grid energy source for a lava moat?
Geothermal energy
Wind energy
Biomass energy
Hydroelectric energy
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