Hydrogen and Fuel Cell 2025 - Ice Breaker Flashcard

Front

How much hydrogen is in the air?

Back

less than 1 ppm

Front

Which detector can be used to detect hydrogen burning? Options: Ultrasonic detector, Infra-red detector, ultra violet detector?

Back

ultra violet detector?

Front

Who discovered hydrogen?

Back

Henry Cavendish

Front

When were the fuel cells first used in space? Options: Apollo program, Gemini program, Space Shuttle Program, Project Mercury

Back

Gemini program

Front

How much hydrogen does our Sun have?

Back

more than 80%

Front

How much by mass hydrogen makes in a human body?

Back

10%

Front

Which kind of fuel cell was first used in the Gemini space program? Options: Alkaline Fuel Cell, Phosphoric Acid Fuel Cell, Solid Oxide Fuel Cell, PEM Fuel Cell

Back

PEM Fuel Cell

Front

Fuel Cells were invented by which individual? Options: Nikola Tesla, James Watt, Sir William Grove, Francis Thomas Bacon

Back

Sir William Grove

Front

What is the primary challenge in scaling up global hydrogen production for energy?

Back

High production costs and infrastructure limitations

Front

What country has the most developed hydrogen economy? USA, Canada, Japan, Brazil

Back

Japan