Practice Energy (1.4.2.4) - Biology – The Engineering of Life - Biology (Biology for Engineers)
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Energy

Practice - Energy

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is energy?

💡 Hint: Think about what living organisms need to function.

Question 2 Easy

Define Brownian motion in your own words.

💡 Hint: Consider the small particles suspended in water.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What does the First Law of Thermodynamics state?

Energy can be created
Energy can be destroyed
Energy can transform but not be created or destroyed

💡 Hint: Focus on the concept of conservation in the context of energy.

Question 2

True or False: Brownian motion has no relevance to biological processes.

True
False

💡 Hint: Think about how substances move within cells.

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Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Design an experiment to demonstrate Brownian motion using common materials. Describe the materials, process, and expected outcomes.

💡 Hint: Think of how you can visualize tiny particles in a liquid.

Challenge 2 Hard

Consider an increased energy consumption in humans during physical activity. Using Mayer's principles, analyze the energy conversion processes that occur in response to exercise.

💡 Hint: Reflect on how much energy is actually available for physical work versus what is lost as heat.

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Reference links

Supplementary resources to enhance your learning experience.