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Classification Of Matter
Test Description: Assessment of student progress after a webquest on the classification of matter
Instructions: Answer all questions to get your test result.
1) __________ cannot be separated into simpler substances by physical or chemical means.
A
elements
B
molecules
C
mixtures
D
compounds
2) The smallest particle of an element that has the properties of that element is called a(n)______
A
mixture
B
element
C
compound
D
atom
3) All____ are made of atoms and can be found on the Periodic Table
A
mixtures
B
compounds
C
atoms
D
elements
4) Helium and Gold atoms are_____
A
the same
B
different
5) C for Carbon and Mg for Magnesium- these are examples of
A
mixtures
B
compounds
C
chemical symbols
D
chemical formulas
6) Pure substances composed of two or more different elements joined by chemical bonds
A
atoms
B
compounds
C
mixtures
D
elements
7) _________ can only be separated by chemical means, not physically
A
mixtures
B
elements
C
atoms
D
compounds
8) Two or more substances that are not chemically combined with each other and can be separated by physical means
A
compounds
B
mixtures
C
elements
D
atoms
9) The two or more substances in a(n) _____ keep their individual properties
A
element
B
atom
C
mixture
D
compound
10) A(n) _________ contains just one kind of atom
A
element
B
compound
C
atom
D
mixture
11) A(n) ________ contains two or more different atoms joined together
A
compound
B
element
C
atom
D
mixture
12) A (n)_________ contains two or more different substances that are only physically joined not chemically- they can be separated
A
mixture
B
element
C
atom
D
compound
13) Chose two pure subtances
A
compound and solution
B
mixture and compound
C
element and mixture
D
compound and element
14) Iron is classified as what?
A
molecule
B
mixture
C
element
D
compound
15) Since many substances are visible, salad dressings are classified as what?
A
homogeneous mixtures
B
heterogeneous mixtures
C
compounds
D
elements
16) A solution is also called a(n)___________
A
heterogeneous mixture
B
homogeneous mixture
C
compound
D
element
17) Salt water, vinegar, and coffee are examples of:
A
compounds
B
homogeneous mixtures
C
elements
D
heterogeneous mixtures
18) _______________ can't get it back
A
chemical changes
B
physical changes
19) Evaporation is an example of a
A
physical change
B
chemical change
20) Burning paper is an example of a
A
physical change
B
chemical change
*select an answer for all questions
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