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Small Whale · Reading worksheet

Silurian hypothesis

High school (ages 12+)
Science & Technology

Name: 

Date: 

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/silurian-hypothesis

Step 2 · Questions

  1. 1. What is the Silurian hypothesis?

  2. 2. Why is it hard to find evidence of ancient aliens on Earth?

Step 4 · Two facts in your own words

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

1.
2.
Free to print and copy for classroom use.Silurian hypothesis · smallwhale.org/articles/silurian-hypothesis · CC BY-SA 4.0