Podcast
Questions and Answers
Which of the following statements about the Earth's atmosphere is NOT true?
Which of the following statements about the Earth's atmosphere is NOT true?
- The atmosphere protects Earth from meteorites
- The atmosphere reduces temperature extremes between day and night (correct)
- The atmosphere nourishes life on Earth
- The atmosphere gases block damaging ultraviolet light
Why is planet Earth considered as the 'blue planet'?
Why is planet Earth considered as the 'blue planet'?
- Earth has atmosphere
- Earth is covered with red dust
- Earth has mostly water on the surface (correct)
- Earth has lots of volcano
What makes Earth different from other planets?
What makes Earth different from other planets?
- Earth has carbon dioxide in its atmosphere (correct)
- Earth is mostly covered in water
- Earth has comfortable distance from the sun
- It has approximately the same size as Venus
Which of the following best defines planet Earth?
Which of the following best defines planet Earth?
Which factor is NOT a problem for life according to the text?
Which factor is NOT a problem for life according to the text?
Which planet has an atmosphere about 1/100th that of Earth's?
Which planet has an atmosphere about 1/100th that of Earth's?
Which planets have nutrients and ways to circulate them to organisms?
Which planets have nutrients and ways to circulate them to organisms?
What happens when gas molecules escape to space from a planet or moon?
What happens when gas molecules escape to space from a planet or moon?
Which type of planets have significant atmospheres among the solid planets and moons?
Which type of planets have significant atmospheres among the solid planets and moons?
What is the role of Earth's atmosphere?
What is the role of Earth's atmosphere?
Why is it important for planets to have systems to deliver nutrients to organisms?
Why is it important for planets to have systems to deliver nutrients to organisms?
What happens at about 125°C to protein, carbohydrate molecules, and genetic material?
What happens at about 125°C to protein, carbohydrate molecules, and genetic material?
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