Review Game Zone
Flash Cards
(current)
Games
Teachers
Search
7th Grade Unit 2 Review 2016 Reilly
Test Description: 7th grade unit 2 review 2016
Instructions: Answer all questions to get your test result.
1) Matter cannot be created or destroyed is which law?
A
conservation of mass
B
conservation of light
C
conservation of volume
D
conservation of energy
2) all matter is made of
A
energy
B
atoms
C
life
D
gas
3) if something has a lot of mass
A
It has a high density
B
It contains a lot of matter
C
It has a low frequency
D
It has a large volume
4) How is weight different than mass?
A
Weight is measured with a scale; mass is measured with a triple beam balance
B
Weight is measured in grams; mass is measured in newtons
C
Weight can be converted to energy; mass cannot
D
Weight changes depending on gravity; mass stays the constant throughout the universe
5) the two or more substances that used in a chemical reaction before the reaction happens are called
A
pollutants
B
product
C
producers
D
reactants
6) in a chemical reaction the end result is called
A
producers
B
product
C
reactants
D
pollutants
7) which of the following proves that a chemical reaction has taken place
A
gas formation
B
weathering
C
change in size
8) which of the following proves that a chemical reaction has taken place
A
size change
B
temperature change
C
change in state
9) In a chemical reaction, the atoms that make up the original substances are regrouped into different _________
A
Molecules
B
Atoms
C
Elements
D
Compounds
10) heat energy is also considered
A
Potential energy
B
Electric energy
C
Light
D
Thermal energy
11) potential energy is
A
energy of light
B
stored energy
C
energy of movement
D
stored calories
12) kinetic energy is
A
energy of light
B
stored energy
C
energy of movement
D
stored calories
13) Everything in science wants to be ______
A
equal
B
bigger
C
smaller
D
neutral
14) A measure of the average kinetic energy of the particles in an object is called
A
Kinetic energy
B
temperature
C
Plasma
D
Thermal energy
15) What tool do we use to measure temperature?
A
thermometer
B
erlenmeyer flask
C
beaker
D
graduated cylinder
16) what type of equipment do you use to measure the volume of an irregularly shaped object?
A
erlenmeyer flask
B
graduated cylinder
C
thermometer
D
beaker
17) an endothermic reaction results in
A
temperature decrease
B
temperature increase
C
no change
18) an exothermic reaction results in
A
no change
B
temperature decrease
C
temperature increase
19) what is matter?
A
anything that takes up space
B
anything that has mass
C
anything that takes up energy
D
anything that has mass and takes up space
20) true or false....heat can be lost, destroyed or disappear?
A
true
B
false
*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?