WorksheetsIntro to Matter - Module II
Total questions: 14
Worksheet time: 7mins
Name
Class
Date
1.
A change in which energy is released.
a)
endothermic change
b)
exothermic change
c)
energy
d)
thermal
2.
A force of attraction between two atoms.
a)
solution
b)
chemical formula
c)
molecule
d)
chemical bond
3.
A change in which energy is absorbed.
a)
compound
b)
heterogeneous mixture
c)
endothermic change
d)
exothermic change
4.
A group of atoms bonded together (by a chemical bond).
a)
chemical bond
b)
mixture
c)
solution
d)
molecule
5.
A measure of the total energy of motion of the particles of a substance.
a)
temperature
b)
thermal energy
c)
solution
d)
molecule
6.
A substance made up of atoms of two or more different elements joined by chemical bonds.
a)
chemical formula
b)
compound
c)
molecule
d)
energy
7.
A combination of two or more substances that are not chemically combined.
a)
molecule
b)
solution
c)
energy
d)
mixture
8.
A measure of the average energy of motion of particles of a substance.
a)
thermal energy
b)
temperature
c)
mixture
d)
solution
9.
The ability to do work or cause change.
a)
mixture
b)
solution
c)
energy
d)
molecule
10.
A mixture in which different materials can be distinguished easily.
a)
heterogeneous mixture
b)
solution
c)
homogeneous mixture
d)
law of conservation of mass
11.
The principle that states "matter is neither created nor destroyed."
a)
thermal energy principle
b)
solution principle
c)
law of conservation of mass
d)
law of conservation of molecules
12.
A mixture that forms when one substance dissolves another.
a)
energy
b)
heterogeneous mixture
c)
homogenous mixture
d)
solution
13.
A mixture in which substances are evenly distributed throughout the mixture (the mixture looks the same throughout).
a)
homogeneous mixture
b)
heterogeneous mixture
c)
solution
d)
compound
14.
A formula that gives the elements in a compound and in the ratio of the atoms.
a)
mixture
b)
molecule
c)
chemical formula
d)
solution
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