C.3 Lessons 1-5 Review Questions

Front

What are sustainable life support systems in space travel?

Back

Systems designed to support human life by recycling resources and utilizing chemical reactions, such as photosynthesis and waste recycling.

Front

What is a polar molecule?

Back

A molecule that has electrically charged areas, resulting in a positive and negative end.

Front

What is the primary component of Mars' atmosphere?

Back

Carbon Dioxide.

Front

Why is water's ability to dissolve many substances crucial for life support systems in space?

Back

It allows for the easy transport of nutrients, cleaning and sanitation, and facilitates chemical mixing.

Front

How can spectroscopy help determine the potential for life on a new planet?

Back

By analyzing the presence of specific gases associated with biological activity.

Front

What role does photosynthesis play in sustainable life support systems?

Back

It generates oxygen and organic materials from carbon dioxide and sunlight.

Front

What is the significance of recycling waste products in space missions?

Back

It transforms waste into usable resources, reducing the need for resupply missions.

Front

What are the benefits of using chemical reactions in life support systems?

Back

They enable the synthesis of food, medicine, and other essential materials from basic elements.

Front

What is the importance of liquid water for potential life on other planets?

Back

Liquid water is essential for biochemical processes and is a key indicator of habitability.

Front

How does the presence of specific gases indicate biological activity?

Back

Certain gases, like oxygen and methane, are often produced by living organisms, suggesting potential life.