Hydrogen Fuel Cells Concepts

Hydrogen Fuel Cells Concepts

Assessment

Interactive Video

Physics, Chemistry, Science

9th - 10th Grade

Hard

Created by

Patricia Brown

FREE Resource

The video explores the concept of fuel cells as a potential future energy source for various devices and vehicles. It explains how fuel cells, particularly hydrogen fuel cells, convert chemical energy directly into electricity with higher efficiency than traditional methods. The video details the workings of hydrogen fuel cells, including the chemical reactions involved, and discusses different types of fuel cells like alkaline and solid oxide. It also addresses the challenges of using fuel cells, such as hydrogen storage and safety, and considers future applications and improvements needed for widespread adoption.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is one potential application of fuel cells mentioned in the introduction?

Heating homes

Powering smartphones

Charging electric scooters

Running surveillance aircraft

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does the efficiency of a good car engine compare to that of a fuel cell?

A fuel cell is more efficient

A car engine is more efficient

Both have the same efficiency

Efficiency cannot be compared

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main chemical reaction in a hydrogen fuel cell?

Hydrogen and nitrogen reacting to form ammonia

Hydrogen and oxygen reacting to form water

Carbon dioxide and water reacting to form glucose

Oxygen and nitrogen reacting to form nitric oxide

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What role does the membrane play in a hydrogen fuel cell?

It acts as a catalyst

It separates hydrogen and oxygen gases

It stores energy

It converts water into hydrogen

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which type of fuel cell was used in the Apollo Moon Rockets?

Molten carbonate fuel cells

Alkaline fuel cells

Proton exchange membrane fuel cells

Solid oxide fuel cells

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a potential advantage of solid oxide fuel cells?

They are lightweight

They operate at low temperatures

They use hydrogen as fuel

They can run on natural gas

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a major challenge of using hydrogen fuel cells in cars?

Hydrogen is too expensive

Hydrogen is not environmentally friendly

Hydrogen is not efficient

Hydrogen is difficult to store safely

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