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Alicia science
Teacher test
| Term | Definition |
|---|---|
| What does the gravitational pull of the moon do? | controls the ocean's tides on the earth |
| food web | food webs show how food chains interconnected |
| food chain | shows the flow of energy |
| trophic level | where you fit in the food chain |
| ecological succession | forest fire=dead then small animals/grass grow back (rebuilding) |
| prey | animals that are hunted by predators |
| predator | animals that hunt and kill other animals |
| decomposer | breakdown dead organisms and return the nutrients to the soil ex) mushrooms (fungi), worms and bacteria |
| scavenger | consumers that eat dead animals (lazy carnivores) |
| omnivore | consumers that eat both plants and animals ex. people |
| carnivore | consumers that only eat other animals (consumers) ex. lions, tigers |
| herbivores | consumers that only eat plants (producers) ex. horses, deer |
| Consumers | organisms that eat or consume for their energy (heterotrophs) |
| Does a parasite die if a host dies? | no |
| symbiosis | at least one organism benefits from the relationship ex. mosquito |
| What can disease cause? | a loss in population in the food chain |
| competition | when organisms have to compete for their resources in an ecosystem since their are a limited amount of supplies |
| Why do snakes and lizard lay in the sun? | they need to raise their internal body temperature; stimulate their metabolism |
| abiotic | non-living parts of an ecosystem ex. sun, water, air, soil and temperature |
| biotic | living parts of an ecosysem ex. plants animals, bacteria |
| niche | an organism's job; how they fit in in an ecosystem |
| habitat | a place where an animal or plant lives |
| ecosystem | the living and nonliving living together in community |
| community | different populations make up a community |
| population | all of the same individuals in an environment |
| individual | a single organism in an environment |
| external stimulus | comes from outside of the organism ex) feeling hot |
| internal stimulus | comes from inside of the organism ex) hungier |
| marsupials | leave the uterus at an early age and complete their development in an external pouch on their mother's body |
| reptiles | organisms that can not regulate their own internal temperature ex) snakes, turtles, lizards, alligators |
| Milky Way Galaxy | the galaxy where our solar system is located |
| stars | make up constellations |
| comets | form a tail; a flying space objects composed of rocks and ice |
| asteroids and comets | they orbit the sun |
| What do grapefruits and oranges teach | order of the planets |
| My Very Educated Mother Just Served Us Nachos | Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune |
| smallest planet | Mercury |
| Largest planet | Jupiter |
| Outer planets | Gas planets; Jupiter, Saturn, Uranus and Neptune |
| Inner planets | made of rock; Mercury, Venus, Earth and Mars; terrestrial planets |
| sun-earth-full moon in a line form a - | lunar eclipse |
| sun-new moon-earth in a line form a - | solar eclipse |
| Lunar phases (phases of the moon) | takes 28 days |
| If the pole is bending to the East, it is caused by....... | gravitational pull of the moon |
| hurricanes are formed by ........ | warm water and warm moist air |
| cumuloninebus clouds | clouds can be described as ice crystals |
| cold front comes from | N/NW ; fast |
| warm front comes from | S/W; slowly |
| barometer | measures air pressure; H-happy weather; no clouds can form; L-lousy weather-storms |
| anemometer | wind speed |
| 24 hours of sun | summer in Antarctica |
| Seasons are causes by: | the earth's tilt on its axis and the revolution of the earth around the sun |
| climate | average weather over a 30 year period of time; long term |
| weather | the change in the atmosphere over a short period of time; today, yesterday, tomorrow, last week |
| suns energy comes from: | nuclear fission |
| How much of us is made of carbon? | 99% |
| What is the catalyst in the nitrogen cycle? | bacteria |
| carbon= | life cycle |
| mechanical weathering | the process (steps) that breaks down rock into particles (sediment) |
| What does the ozone layer do? | keeps the sun from melting ice bergs; protects us from the sun's rays |
| What is the atmosphere made up of? | nitrogen 76%, oxygen 20%, argon 4%, carbon dioxide 4%, helium 4% |
| earthquakes | fault line/boundary |
| convergent boundary | where volcanoes are formed; where earthquakes occur |
| divergent boundary | plates moving apart; underwater mountain range forms; earthquakes occur |
| plate tectonics | 12 separate plates make up the crust of the earth; Causes by gravity |
| Rebecca Cole | taught hygiene and childcare to poor families |
| Edward Bouchet | 1st African American to earn a Ph.D in physics Bishop College Marshall, Texas |
| George Washington Carver | African American Scientist; "Peanut man" |
| What causes an apart rift? | divergent boundary |
Created by:
Davis science vocab.
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