Review Game Zone
Flash Cards
(current)
Games
Teachers
Search
Water Unit Test
Test Description: 8th Grade unit test
Instructions: Answer all questions to get your test result.
1) Some salt vegetables, and spices are added to some hot water. The salt disappears into the water, the vegetables sink to the bottom and the spices float. Which of the following is the solute in this mixture?
A
Salt
B
Vegetables
C
Spices
D
Water
2) Water is called the universal solvent because it
A
Is found throughout the universe
B
Is necessary for life
C
Dissolves both salt and sugar
D
Dissolves many other substances
3) Water that is traveling through the water cycle can pick up contaminants
A
When traveling underground as groundwater
B
All of the above
C
When traveling as surface water in a river
D
When falling through the air as precipitation
4) A cleaning solution of ammonia in water in water turns universal indicator blue. The ammonia solution can be neutralized by adding an acid. Based on this, you can conclude that ammonia is
A
A base
B
An acid
C
A salt
D
Neutral
5) You measure the pH of some water and it is neutral. This tells you that
A
There is no acid in the water
B
There is no salt in the water
C
The water is not polluted
D
The water is safe to drink
6) Which of the following is a true statement about acids?
A
They turn universal indicator solution blue
B
They turn pH paper green
C
Examples include vinegar and lemon juice
D
They have a pH of 8 or higher
7) Which of the following is a true statement about bases?
A
Examples include vinegar and lemon juice
B
They turn pH paper green
C
They turn universal indicator solution blue
D
They taste sour
8) Equal amounts of acid and base are added to a clean beaker. Which of the following is true? Choose the best answer
A
The solution is the same as pure water
B
The solution must be neutral
C
The pH must be 7
D
The solution might be acidic or basic if unequal to start
9) Any substance that increases the concentration of H+ ions when it dissolves in water is a (an)
A
Salt Solution
B
Acid
C
neutral Solution
D
Base
10) Any substance that increases the concentration of OH- ions when it dissolves in water is a (an)
A
Neutral Solution
B
Base
C
Salt Solution
D
Acid
*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?