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Science Final 3
science final part 3
| Question | Answer |
|---|---|
| Dirty brown haze caused by exhaust fumes from automobiles | smog |
| An orange looks orange because it______________ all colors except orange. | absorbs |
| A plum looks purple because it ______ purple light and absorbs all other colors | reflects |
| The part of earth where life exists is called the________________. | biosphere |
| Biospheres contains__________ which are made up of________,which are made of_______,which are composed of_______of different species. | biomes,ecosystems,communities,populations. |
| ___________is caused by internal friction of electrons moving through an object. | resistance |
| Earth's magnetic poles are located in | Canada and Antarctica |
| Coal, oil, and gas are called _______ fuels | fossil |
| Fossil fuels are __________ resources | nonrenewable |
| Trees, wind and water are called__________ resources. | renewable |
| A magnetic rock called_________ was used in the first compasses. | lodestone |
| Chlorofluorocarbons(CFC's) destroy _______ in the atmosphere and are not used anymore in refrigerants. | ozone |
| ____________flows through an ecosystem, from the ______, to producers then to___________. | Energy, sun, consumers |
| A________ is usually established as the end result of ecologicalsuccession. | climax community |
| Nutrients move through the biosphere in ____________ cycles. | biogeochemical |
| The effect where one vibrating object causes another object to vibrate at the same natural frequency. | resonance |
| In the ocean, the process of ________occurs in the photic zone. | photosynthesis |
| During___________ growth, the population grows quickly with few animals dying | exponential |
| According to the nebular model,the solar system formed from a cloud of_______and _______. | dust, gas |
| Electric motors and generators both___________ energy into different forms | transform |