Unit 2 Review
Authored by CARRIE BOBO
Biology
10th Grade
NGSS covered
Used 15+ times
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23 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Water is a polar molecule. Hydrogen bonding between water molecules is accomplished through the attraction of water’s partial charges. What is the charge of the hydrogen atoms in a water molecule? ________ What is the charge of the oxygen atom in a water molecule?
Hydrogen: positive, Oxygen: negative
Hydrogen: negative, Oxygen: positive
Hydrogen: neutral, Oxygen: neutral
Hydrogen: positive, Oxygen: positive
Tags
NGSS.HS-ESS2-5
NGSS.HS-PS1-3
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to water when it freezes?
It contracts and becomes more dense.
It evaporates.
It expands and becomes less dense.
It remains liquid.
Tags
NGSS.MS-PS1-4
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Capillary action is a property of water. Which of the following is an example of capillary action?
Water being pulled up from a plant’s roots to its leaves.
An insect sitting on top of the water’s surface.
Salt dissolving in a glass of water.
A drop of rainwater on a leaf.
Tags
NGSS.MS-ESS2-4
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What property of water is responsible for regulating an organism’s body temperature?
High specific heat capacity
Low density
Polarity
High surface tension
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why does ice float in liquid water?
Because ice is denser than water
Because ice is less dense than water
Because ice is heavier than water
Because ice is colder than water
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What two properties of water work together for capillary action to occur?
Cohesion and adhesion
Density and surface tension
Cohesion and high specific heat
Polarity and solubility
Tags
NGSS.HS-ESS2-5
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Which of the following are unique properties of water? (multiple answers)
High specific heat
universal solvent
hydrophobic and hydrophilic
surface tension
Tags
NGSS.HS-ESS2-5
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