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Bell Work. May 6, 2013. Life In Our Universe. Write your heading on your paper Number your paper from 1 to 6 Scientists say that all living things do 6 actions List six things that all living things do (1) (2) (3) (4) (5) (6). Notes. 8 th Grade Science. Life In Our Universe.
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Bell Work May 6, 2013 Life In Our Universe • Write your heading on your paper • Number your paper from 1 to 6 • Scientists say that all living things do 6 actions • List six things that all living things do • (1) • (2) • (3) • (4) • (5) • (6)
Notes 8th Grade Science Life In Our Universe • (A) Divide the class into small groups • Does life exist elsewhere in the universe? • (B) Each group decides yes or no and provides a reason to support their group decision • What would such life be like? (In other words what are the requirements for life? • (C) Look at the following slides of the diverse examples of life on Earth
Notes Life In Our Universe Life that lives on land Zebras: Eats plants, breaths air, has 4 legs
Notes Life In Our Universe Life that lives on land cont. Cobra: Eats rodents, breaths air, no legs, poisonous
Notes Life In Our Universe Life that lives on land cont. T-Rex: Ate meat, breathed air, 2 legs, big/sharp teeth
Notes Life In Our Universe Life that lives on land cont. Triceratops: Ate plants, breathed air, 4 legs, 3 horns
Notes Life In Our Universe Life that lives on land cont. (Plant) Oak Tree: Gets energy from the sun, has chlorophyll, has roots, branches, and leaves
Notes Life In Our Universe Life that lives on land cont. (Plant) Venus Fly Trap: Gets energy from the sun via photosynthesis but also consume insects to obtain minerals, has chlorophyll, roots and leaves
Notes Life In Our Universe Life that lives on land (but flies in the air) Eagles: Eats meat, breaths air, flies, 2 legs, has talons
Notes Life In Our Universe Life that lives on land (but flies in the air) Pterodactyl: Ate meat, breathed air, was able to fly, 2 legs
Notes Life In Our Universe Life that lives on land (but swims in the water) Crocodile: Eats meat, breaths air, 4 legs, strong tail
Notes Life In Our Universe Life that lives on land (but swims in the water) Duck Billed Platypus: Eats meat, breaths air, 4 legs, mammal that lays eggs, is a marsupial
Notes Life In Our Universe Life that lives in water Deep Ocean Fish: Eats meat, breaths oxygen through gills, lives in the dark under great pressure
Notes Life In Our Universe Life that lives in water cont. Octopus: Eats meat, breaths oxygen, 8 legs, no skeleton
Notes Life In Our Universe Life that lives in water cont. Sharks: Eats meat, breaths oxygen through gills, sharp teeth, no skeleton
Notes Life In Our Universe • What do all living things (on Earth) have in common? • each group will determine three things that all living things have in common. • Is it logical to assume that life elsewhere in the universe would also have these things in common? • Each group determines yes or no and must be prepared to explain their group answer
Notes Life In Our Universe What are the 6 requirements for life? (according to science) (1) Use energy (2) Respond to stimuli (3) Regulate its internal structure to maintain a stable condition (4) Reproduce (5) Adapt to their environment (6) Grow
Notes Life In Our Universe • What are the 6 requirements for life? • (according to science) • Each group will choose one life form from Earth and list how it displays the 6 characteristics • Example: Tiger • Use energy: Tigers burn calories from the meat they eat in order to move and sustain life functions • (2) Respond to stimuli: 5 senses • (3) Regulate its internal structure to maintain a stable condition: Tigers are warm blooded and regulate their body temperature by panting (like a dog)(
Notes Life In Our Universe • What are the 6 requirements for life? • (according to science) • Each group will choose one life form from Earth and list how it displays the 6 characteristics • Example: Tiger • (4) Reproduce: Tigers reproduce sexually • (5) Adapt to their environment: Tigers adapted stripes as camouflage • (6) Grow: Tigers start out as small cubs and grow to be hundreds of pounds in weight.