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MTTC Elementary Science 103 Exam | 100 Questions with 100% Correct Answers | Updated 2024 | Guaranteed A+ $13.24   Add to cart

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MTTC Elementary Science 103 Exam | 100 Questions with 100% Correct Answers | Updated 2024 | Guaranteed A+

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MTTC Elementary Science 103 Exam | 100 Questions with 100% Correct Answers | Updated 2024 | Guaranteed A+

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  • October 29, 2024
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MTTC Elementary Science 103 Exam | 100
Questions with 100% Correct Answers |
Updated 2024 | Guaranteed A+

Three layers of the Earth - ✔✔1. Crust- outermost layer, composed of basalt and granite.


2. Mantle- is made up of rocks.


3. Core- liquid layer, composed of iron and nickel.




Troposphere - ✔✔0-17 km above Earth's surface, site of weather, organisms, contains most

atmospheric water vapor. (temperature decreases with increasing altitude, pressure decreases)




Stratosphere - ✔✔12 to 50 km, Ozone held here, absorbs UV radiation




Mesosphere - ✔✔3rd layer of atmosphere. coldest layer




Thermosphere - ✔✔The uppermost layer of the atmosphere, in which temperature increases as

altitude increases




Runoff - ✔✔Part of the water cycle where an excess of water runs down and does not sink into the

soil and eventually makes it to the rivers, lakes, and oceans.

, Coriolis Force - ✔✔Air tends to move from areas of low pressure to areas of higher pressure. This

air would move in a straight line, but it appears to deflect the air and cause it to swirl.




Seisometer - ✔✔Instrument used to measure horizontal or vertical motion during an earthquake.




Isotopes - ✔✔atoms with the same atomic number but different mass numbers




Radioactive dating - ✔✔A technique used to determine the actual age of a fossil on the basis of

the amount of a radioactive element it contains




Meteoroid - ✔✔a relatively small, rocky body that travels through space




How are seasons created? - ✔✔The tilt of the Earth's axis




How do tides occur? - ✔✔result of the gravitational pull force of the sun and the moon on the earths

surface water

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