Review Game Zone
Flash Cards
(current)
Games
Teachers
Search
Chemical Change And Conservation Of Matter 7
Test Description: Chemical reactions play an important role in our daily life. This game aims to review Chemical Change and Conservation of Mattercourse for Grade 7 students.
Instructions: Answer all questions to get your test result.
1) Physical change is:
A
The change in identity of a substance.
B
The burning of fuel.
C
None of the choices
D
The change in nature of a substance.
2) Chemical change is:
A
The change in the identity of a substance.
B
The change in shape (form), size and state of a substance without modification in the identity of a substance.
C
The change from ice into water.
D
All of the choices.
3) Photosynthesis is a:
A
NOne
B
Physical Change.
C
Both
D
Chemical Change
4) Boiling of water is a:
A
Chemical Change
B
Physical Change
C
Both
D
None
5) Action of vinegar on marble is a:
A
Both
B
Chemical Change
C
Physical Change
D
None
6) Digestion of food is a:
A
None
B
Both
C
Chemical Chage
D
Physical change
7) During a physical change:
A
Gas releases.
B
Energy exchanges.
C
None of the choices
D
Color changes.
8) The evolution of air bubbles when water is heated means that:
A
The total mass of reactants is less than that of the products.
B
The total mass of reactants is equal to that of the products.
C
The total mass of reactants is greater than that of the products.
D
None of the choices
9) A gas is released from a chemical reaction means there is a:
A
Formation of water vapor
B
None of the choices
C
Physical Change
D
Change of state
10) During a chemical reaction, mass is conserved. This is:
A
Lavoisier’s Law.
B
Newton's Law
C
Volta's Law
D
Dalton's Law
*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?