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Science E.O.C

science ^o^

QuestionAnswer
What are producers ? organisms that use energy from the sun or other chemical reactions to make its own food.
Omnivores are what kind of animals ? they are animals that feed on other animals & plants
What kind of animals do scavengers feed on ? they feed on dead animals.
What is it that decomposers do ? they break down dead organisms, animal droppings, leaves & other waste produced by living things
What does algae & photosynthetic plants provide in the ecosystem ? they provide almost all thier energy.
which level of the ecosystem contains the most energy ? producer.
Is it true that all ecosystems or biomes have organisms that fill similar ecological roles ? true.
Phyto plankton live in fresh or salt water & produce their own what ? produce their own food.
What is an abiotic factor ? is a non-living part of an ecosystem.
What is a living part in our ecosystems ? a biotic factor.
Why is it that fewer organisms exist in the polar tundra ? It's because not as many organisms are specialized to survive in the cold.
What is a constant source of energy ? the sun.
What does oil make ? plastic.
How does sound travel ? by vibrating molecules.
How is friction produced ? by rubbing hands together.
What is an example of friction ? a shooting star.
What are three types of transfer ? convection, conduction, & radiation.
What drives up air currents ? the sun.
What is harmful & can pass through clouds ? ultraviolet waves.
Where does he warm moist air come from ? the equator.
Where does the cold air come from ? the poles.
What does the lithosphere contain ? Earth's tectonics.
Where do earthquakes occur ? along plate boundries.
What happens when continental plates are pushed together ? mountain building occurs.
What forms when a continental & oceanic plates are pushed together ? subduction zone.
What is the richter scale used for to measure the strength of earthquakes triangulation.
What turns sediment into rock ? lithification.
what is the uniformitarianism ? the idea of earth process that are at work today were at work on Earth in the past.
Which layer is the youngest in a rock ? the top layers.
Evidence of of environments have changed can be found by comparing what ? by comparing fossils from different areas.
When did animals have to deal with the climate ? when continents drifted away.
What caused oxygen to increase in the atmosphere ? photosynthesis by bacteria.
Created by: 200410552
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