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Earth Science Chp 10 test. Flashcards | StudBud
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Earth Science Chp 10 test.
Earth Science Chp 10 test.
22 terms
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Answers
1
What percentage of earth is water?
97.5%
71%
66.5%
99%
2
What bible verse says, "All rivers flow into the sea"
Ecclesiastes 1:7
Ecclesiastes 7:1
3
What is sodium chloride?
Mg
K
Ca
NaCl
4
Water picks up _____ because it likes ____.
ions,minerals
minerals, ions
5
Water picks up ions because it like minerals.
True
False
6
Practice drawing the earths hydrologic cycle.
ill do it
ill do it
7
What does semipermeable mean?
It allows passage of all substances.
It allows passage of salt.
It allows passage of some substances but not others.
8
What is equilibrium?
A state of balance between opposing actions.
The opposing action between a state of balance.
A state of balance between attracting actions.
9
What is residence time?
Average amount of time a substance stays in a specific reservoir
Average amount of time specific reservoir holds a substance
10
What is osmosis?
Solvent --> semipermeable barrier --> area of low solute-> high solute
solvent -> semipermeable barrier-> area of high solute -> low solute
11
What is heat capacity?
The amount of heat required to raise the temperature by 3 degrees.
Amount of heat required to raise the temperature of an object by one degree
12
What are ions?
positively & negatively charged particles
only positively charged particles
only negatively charged particles
13
What is stomata
an closing in a plants leaf that keeps gases inside
a opening in a plants leaf that exchanges gases
14
What does Ecclesiastes 1:7 say?
All rivers flow into the sea.
All seas flow into the river
15
Fish in freshwater do what?
Die often
Urinate often
Poop often
16
What percentage of the earths water is saltwater?
71%
90.1%
97.5%
2.5%
17
What is distillation?
Process by which a solution is boiled and the vapor is condensed.
Process when a solution is boiled & the vapor is condensed and collected
18
What is surface tension?
The attraction between electrons
The attraction between molecules at the surface of the liquid.
The attraction between molecules of the surface of a solid.
The attraction between molecules at the bottom of the liquid.
19
What is diffusion?
The movement of molecules from a region of high to low concentration.
The movement of molecules from a region of low to high concentration.
20
What is the hydrologic cycle?
constant motion of water within the earths hydrosphere
constant motion of water within the earths atmosphere.
21
What is salt?
any chemical made up of ions.
any chemical made up of sodium chloride.
22
What is transpiration?
water evaporates from flower leaves
water evaporates from plant leaves
