Article 3.1 Write the following in your Jason journal: Big Question: –How do scientists search for life on Earth and beyond? * Focus Questions: 1.What is astrobiology? 2.What are the requirements for life? 3. Does Mars have the requirements for life, or did it in the past?

Using your Jason textbook, copy and define the following vocabulary terms: nutrient photosynthesis energy food chain chemosynthesis

Journal entry: What ideas about the existence of life on other planets have you gathered from fiction books or movies?

Journal Entry Using your Jason textbook, copy and label the illustration on page 86. Include the photo caption.

Journal Entry Using your Jason textbook, copy and label the illustration on page 87. Include the photo caption.

Martian Mystery The rover Opportunity sent back images of something very strange in Mars’ rocks. Scientists studying these small, round formations called them “blueberries.” What were these blueberries and how did they form?

Activity 3.1 Questions Using complete sentences, answer the questions in your journal for Activity 3.1

Activity 3.2 Write the following questions in your Jason journal. Big Question: –How can studying extreme environments on Earth help scientists look for life on Mars? Focus Question: - What are extreme environments and what lives in these environments?

Using your Jason textbook, copy and define the following vocabulary terms: alkaline hypersaline acidic extreme environments extremophile microorganism analog

Journal Entry Describe 5 thoughts about the word “extreme.” (ex: extreme sports, emotions, actions, temperatures…) Describe this classroom environment.

Journal Entry Using complete sentences, write a paragraph on the following topic: “Can humans be extremophiles?”

Activity 3.2 Questions Using complete sentences, answer the questions in your journal for Activity 3.2

Activity 3.3 Write the following in your Jason journal: Big Question: How does the study of biosignatures help scientists search for life on Mars? Focus Question: What is a biosignature?

Using your Jason textbook, copy and define the following vocabulary terms: microbiologist biosignature fossil microbial mats chromatography

Activity 3.3 Questions Using complete sentences, answer the questions in your journal for Activity 3.3

Activity 3.4 Write the following in your journal: Big Question: Why is it important to measure biotic and abiotic characteristics of an ecosystem? * Focus Questions: 1.What are biotic and abiotic characteristics in an ecosystem? 2.What are the “normal” ranges of life? 3.Are there “extremes” even in places that aren’t extreme environments?

Using your Jason textbook, copy and define the following vocabulary terms: biotic abiotic ecosystem baseline dormant

Activity 3.4 Questions Using complete sentences, answer the questions in your journal for Activity 3.4