Boundaries, Stresses, and Faults OH MY! How do geologic events change and shape Earth’s surface?
IMPORTANT EVENTS IN EARTH’S...
Transcript of IMPORTANT EVENTS IN EARTH’S...
7th grade Science Name _________________________ Period _______
IMPORTANT EVENTS IN EARTH’S HISTORY
Intervals have been marked on the timeline below. Mark 3 events per billion years in the first 4 billion years of time. On the last line (the last billion years), mark 5 events.
0 250 million years ago 500 mya 750 mya 1 Billion
1 bya 1.25 bya 1.5 bya 1.75 bya 2 Billion
2 bya 2.25 bya 2.5 bya 2.75 bya 3 Billion
3 bya 3.25 bya 3.5 bya 3.75 bya 4 Billion
4 bya 4.25 bya 4.5 bya 4.75 bya 5 Billion
7th grade Science Name _________________________ Period _______ 1. Has life on Earth evolved quickly or slowly? Use the timeline to support your answer.
Life on Earth has evolved ___________________________________ (quickly/slowly) because _____________________
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The timeline supports this because _____________________________________________________________________
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2. Which event was the most important and why do think so?
The most important event in Earth’s history is _____________________________________________________ because
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3. How can knowing about events that happened millions of years ago help us understand present day and future
years to come?
Knowing about events the happened millions of years ago helps us to understand today and future because __________
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4. What is one thing that you learned about geological time?
One thing that I learned about geologic time is ___________________________________________________________
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5. What is one question that you still have about geological time?
One question I still have about geologic time is ____________________________________________________________
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