
Unit 2 review: Chemistry of life (Biochem)
Authored by Gabby Heredia
Biology
9th - 11th Grade
NGSS covered
Used 5+ times

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30 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What two elements make up water?
Helium and oxygen
Hydrogen and oxygen
Helium and carbon
Oxygen and carbon
Tags
NGSS.HS-ESS2-5
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What word describes when water is attracted to other substances?
Cohesion
Adhesion
Capillary action
Surface tension
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A molecule with electrically charged areas is called a _______________.
Magnet
Polar molecule
Solution
Electrical molecule
Tags
NGSS.HS-PS1-3
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The substance in which a solute is dissolved
Sands
Solvent
Alloy
Negative particles
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Water is a universal solvent because it...
It can be found anywhere
It freezes when it gets cold
Floats when frozen
Dissolves most substances
Tags
NGSS.HS-ESS2-5
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Water droplets take a spherical shape (as pictured) because of ____________
Adhesion
Cohesion
Capillary action
Solubility
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
As you add drops of water to the surface of a coin, each drop sticks to the other water droplet because of ________________, and sticks to the penny because of ______________.
Adhesion, cohesion
Cohesion, adhesion
Capillary action, specific heat
Specific heat, capillary action
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