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Trimester 1 Final
Test Description: Part A
Instructions: Answer all questions to get your test result.
1) A physical change is any change that alters the form or appearance of matter, but doesnt make any substances into a different substance
A
True
B
False
2) A controlled variable is the variable that is not being tested, and is staying the same
A
False
B
True
3) What are the building blocks of minerals?
A
elements
B
rocks
C
isotopes
D
electrons
4) The smallest particle of an element that still retains all the element's propertoes is a(n)
A
mineral
B
atom
C
compound
D
isotope
5) Atoms containing the same number of protons and different numbers of neutrons are
A
neutrons
B
compounds
C
isotopes
D
ions
6) The mass number of an atom is obtained by totaling the number of
A
protons and neutrons
B
neutrons and isotopes
C
electrons and protons
D
electrons and neutrons
7) Which of the following is NOT a characteristic of a mineral?
A
definite chemical composition
B
crystalline structure
C
either liquid or solid
D
formed by inorganic processes
8) Minerals form from bodies of water due to the process of
A
precipitation
B
melting
C
condensation
D
cooling
9) The process of mineral formation from magma is called
A
melting
B
crystalization
C
precipitation
D
evaporation
10) Minerals are classified by
A
size
B
color
C
density
D
composition
11) Which of the following properties is generally the least useful in identifying minerals?
A
cleavage
B
hardness
C
color
D
streak
12) The color of a mineral, such as fluorite, changes due to
A
differences in hardness
B
small amounts of different elements
C
differences in the crystal structure
D
differences in the density
13) The appearance or quality of light reflected from the surface of a mineral is called
A
color
B
streak
C
cleavage
D
luster
14) The resistance of a mineral to being scratched is called
A
streak
B
hardness
C
cleavage
D
fracture
15) The color of the powdered form of a mineral is called
A
cleavage
B
streak
C
luster
D
fracture
16) Mohs scale is used to determine what property of minerals?
A
hardness
B
luster
C
cleavage
D
density
17) The tendency of minerals to break along smooth flat surfaces is called
A
cleavage
B
fracture
C
crystal form
D
hardness
18) What is the uneven breakage of a mineral called?
A
hardness
B
cleavage
C
crystal form
D
fracture
19) What is the density of a mineral?
A
the ratio of a mineral's height to its weight
B
a mineral's volume
C
a mineral's mass
D
the ratio of a mineral's mass to its volume
20) What is a naturally occurring, solid mass of mineral or mineral-like matter?
A
lava
B
a fossil
C
a rock
D
a mineral
*select an answer for all questions
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