Read the passage and add notes to your notebook as you work through the text and questions.
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Question 1
1.
What are clouds made of?
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Question 3
3.
Why do you think the author began the article by explaining why a common idea (that clouds are made up of water vapor) isn't correct? Explain your reasoning.
Question 4
4.
What is the meaning of the word "nuclei" in "condensation nuclei"? How does it relate to the function of condensation nuclei in cloud formation?
Question 5
5.
What main factor leads to the formation of clouds?
Question 6
6.
What type of clouds cover a large area and often result in dull, gray weather?
Question 7
7.
Which type of cloud is usually associated with fair weather?
Question 2
2.
What process allows water from lakes and oceans to change into water vapor in the air?