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20 Cards in this Set
- Front
- Back
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Comets
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Orbit the sun
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Transport message throughout the body
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Nerve Cells
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Muscle cells
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Are used to move the bones and body
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Join together in fertillzation to produce a new animal
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Egg and Sperm Cell
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Meteors
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Are pieces or rock that glow and burm from friction as they enter the atmosphere of the Earth
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Exist on planet or moon, there must be an appropriate temperature, surface, and molecules(water, oxygen, carbon,nitrogen) for life.
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Life
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Warm-blood
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Animal are able to comtrol their body temperatures.
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Animal are unable to control their body temperature.
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Cold-blood
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Vertebrates
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Animal with backbones are called
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Animal without backbone are called
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Invertebraes
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Photosynthesis
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to make their own food by combing(sunlight, carbon dioxibe,water)
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take in the sunlight and turn it into glucose (sugar)
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Leaf Cells
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Stem Cells
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transport glucose and water, and Root Cells absorb the water.
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Planet,star,or moon is its tilt as it spins.
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Axis
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Rotation
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Is one spin on the axis. For a planet, one spin is equal to one day.
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occur where the water table is higher than ground level.
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Natuarl Springs
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Drought
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is a long period of time without rain.
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the soil
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Filtered
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Gaseous
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water is found in the atmosphere
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water takes a regular path to reach the
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Oceans
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