Review Game Zone
Flash Cards
(current)
Games
Teachers
Search
Introduction To Water
Test Description: Introduction to Water
Instructions: Answer all questions to get your test result.
1) What is a surfactant?
A
Anything that weakens hydrogen bonds, decreasing surface tension.
B
Raindrops forming round beads when they fall on a window
C
The uneven sharing of electrons that creates a slightly positive and negative side.
D
Water sticking to water
2) Which of the following statements best describes a polar molecule?
A
The even sharing of electrons.
B
The uneven sharing of electrons that creates a slightly positive and negative side.
C
It has an overall positive charge.
D
It has an overall negative charge.
3) Describe the structure of water.
A
H2O; Two positive hydrogen atoms and one positive oxygen atom
B
H2O; Two positive hydrogen atoms and one negative oxygen atom
C
H2O; Two negative hydrogen atoms and one positive oxygen atom
D
H2O; Two positive oxygen atoms and one negative hydrogen atom.
4) Water droplets sticking to the surface of the glass is an example of?
A
Adhesion
B
Surface tension
C
Cohesion
D
Capillary action
5) What is the pH of water?
A
7; it is an acid
B
0; it is neutral
C
7; it is neutral
D
7; it is a base
6) Why does water have high cohesion?
A
Water is polar and opposite charges attract.
B
Water is non-polar and opposite charges attract.
C
Water is non-polar and opposite charges repel.
D
Water is polar and opposite charges repel.
7) When food coloring climbs the stem of a flower, changing its color, it is evidence of
A
Condensation
B
Capillary action
C
Density
D
Surface Tension
8) Which two forces are working together to make a dome on a penny?
A
Cohesion and Capillary Action
B
Adhesion and Surface Tension
C
Cohesion and Surface Tension
D
Cohesion and Adhesion
9) What is the meaning of capillary action?
A
Water sticking to something else
B
The upward movement of water due to cohesive and adhesive properties
C
Water sticking to water
D
The curved upper surface of a liquid in a graduated cylinder
10) True or False: The hydrogen atoms in water are slightly negative.
A
True
B
False
11) Why does ice float in water?
A
Ice is less dense because of the tightly packed water molecules in ice crystals.
B
Ice is more dense because of the tightly packed water molecules in ice crystals.
C
Ice is more dense because of the large space between water molecules in ice crystals.
D
Ice is less dense than water due to the large space between water molecules in ice crystals.
12) Why do water molecules stick together?
A
Both sides are positive
B
One side has a positive charge and the other side has a negative charge
C
One side has a negative charge and the other side has a neutral charge
D
Both sides are negative
13) Why is water called the universal solvent?
A
Water has a high surface tension
B
Because water is non-polar and can dissolve many substances
C
Because water is polar and can dissolve many substances
D
Water can climb up tubes or small spaces
14) What percentage of the Earth's water is fresh water?
A
10%
B
3%
C
97%
D
5%
15) What is the only substance on Earth to exist in all 3 states?
A
Water
B
Sugar
C
Oil
D
Salt
16) What is the boiling point of water?
A
50 degrees Celsius
B
110 degrees Celsius
C
100 degrees Celsius
D
90 degrees Celsius
17) Gas to liquid
A
Condensation
B
Precipitation
C
Sublimation
D
Evaporation
18) Solid to gas
A
Melting
B
Condensation
C
Sublimation
D
Freezing
19) Solid to liquid
A
Freezing
B
Condensation
C
Melting
D
Evaporation
20) Liquid to gas
A
Freezing
B
Condensation
C
Evaporation
D
Melting
*select an answer for all questions
Check Results & Get Answers
Play Games with the Questions Above
Teachers: Create FREE classroom games with your questions
Click for more info!
©2007-2024
ReviewGameZone.com
|
About
|
Privacy
|
Contact
|
Terms
|
Site Map
WAIT! Find what you needed?
×
Still Looking for the Answers?
Have Another Question?
Play a Review Game with These Questions?
Want to Make Your Own Test Like This One?