TED: How green hydrogen could end the fossil fuel era | Vaitea Cowan
Interactive Video
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Engineering, Information Technology (IT), Architecture, Biology, Business, Physics, Science
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11th Grade - University
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Hard
Wayground Content
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the key process involved in producing green hydrogen?
Nuclear fission
Photosynthesis
Combustion of fossil fuels
Water electrolysis
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is green hydrogen considered crucial for the future of energy?
It is the only renewable energy source
It is easier to produce than electricity
It can replace the 80% of energy consumption that is in the form of molecules
It is cheaper than fossil fuels
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does green hydrogen help in reducing CO2 emissions in steel production?
By using more electricity
By using coal more efficiently
By replacing coal with a clean molecule that emits only water
By increasing the temperature of the reaction
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a significant challenge in using batteries for aviation?
Batteries are too light
Batteries are not powerful enough
Batteries are too expensive
Batteries are too heavy
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is NOT an application of green hydrogen?
Fuel for global shipping
Energy storage across seasons
Direct combustion as a fuel
Nuclear power generation
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main challenge in making green hydrogen a widespread energy source?
Lack of interest from industries
Speed, scale, and cost of production
High cost of green electricity
Insufficient research and development
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What historical analogy is used to describe the potential mass production of electrolyzers?
The invention of the light bulb
The rise of personal computers
The development of the steam engine
The creation of the internet
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