13.2 - Paleozoic Era: Life explodes

13.2 - Paleozoic Era: Life explodes

Earth Science - Unit 3: Paleo biosphere

Class KWL Chart activity

​- Communicate with the person next to you (do not move desks)

​- Each pair of two will come up with at least one idea for the following two questions and put the answers on a sticky note.

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​ 1. What do you know about the beginning of life on Earth?

​- think back to fossils and things we have discovered to track this.

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​ 2. What would you like to learn about the beginning of life on Earth?

​- think about all the biodiversity on Earth now, and the possibility for wild or unusual animals that have lived throughout Earth's history.

​Class KWL Chart

​- At the end of the lesson we will finish the KWL Chart by answering the last question.

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​3. What did you learn from this lesson about the Paleozoic Era?

​- Pay attention and find out about the beginning of life forms on Earth!

Multiple Choice

On the geological time scale, is a Period bigger than an Era?

• No, there can be several Periods inside of one Era

• Yes, Periods are bigger than Ears

Multiple Choice

T/F: Dinosaurs walked the Earth Billions of years ago

• True

• False

Multiple Choice

What is the first and longest Era of geological time?

• Cambrian

• Precambrian

• Paleozoic

• Cenozoic

​Key Concepts

​1. What animals and plant species that lived during this Era looked like

​2. What type of animals dominated this Era

​3. What ended this Era

Multiple Choice

Today we are going to cover the ___________ Era

• Mesozoic

• Precambrian

• Cenozoic

• Paleozoic

Multiple Choice

Early Paleozoic life on Earth was restricted to where?

• On Land

• the Ocean

Multiple Choice

Pangea formed by the end of the Paleozoic Era

• True

• False

Multiple Choice

Plants that had adapted to living on the waters edge were the first life forms to migrate to land.

• True

• False

Multiple Choice

What caused the Great Paleozoic Extinction?

• Global warming

• A meteor

• Climate becoming seasonal

• Humans

Concept: Extinction Events

​- Extinction events normally lead to the end of the current Era and the beginning of a new one.

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​- The animals that do survive the extinction event eventually begin to thrive because they are often left with little competition

​11/3 - Assignment

​- 11/3 : 13.2 Paleozoic Era worksheet in GC

​- 11/3 : Finish KWL chart on paper and turn it in