Trimester 1 Final Question Preview (ID: 16660)
Part A.
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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
c)
d)
A controlled variable is the variable that is not being tested, and is staying the same
a) True
b) False
c)
d)
What are the building blocks of minerals?
a) rocks
b) elements
c) isotopes
d) electrons
The smallest particle of an element that still retains all the element's propertoes is a(n)
a) compound
b) atom
c) isotope
d) mineral
Atoms containing the same number of protons and different numbers of neutrons are
a) isotopes
b) ions
c) neutrons
d) compounds
The mass number of an atom is obtained by totaling the number of
a) electrons and protons
b) electrons and neutrons
c) protons and neutrons
d) neutrons and isotopes
Which of the following is NOT a characteristic of a mineral?
a) crystalline structure
b) formed by inorganic processes
c) definite chemical composition
d) either liquid or solid
Minerals form from bodies of water due to the process of
a) condensation
b) precipitation
c) melting
d) cooling
The process of mineral formation from magma is called
a) evaporation
b) precipitation
c) crystalization
d) melting
Minerals are classified by
a) color
b) composition
c) size
d) density
Which of the following properties is generally the least useful in identifying minerals?
a) hardness
b) streak
c) cleavage
d) color
The color of a mineral, such as fluorite, changes due to
a) small amounts of different elements
b) differences in hardness
c) differences in the crystal structure
d) differences in the density
The appearance or quality of light reflected from the surface of a mineral is called
a) streak
b) color
c) cleavage
d) luster
The resistance of a mineral to being scratched is called
a) streak
b) fracture
c) hardness
d) cleavage
The color of the powdered form of a mineral is called
a) cleavage
b) streak
c) luster
d) fracture
Mohs scale is used to determine what property of minerals?
a) cleavage
b) density
c) hardness
d) luster
The tendency of minerals to break along smooth flat surfaces is called
a) fracture
b) cleavage
c) crystal form
d) hardness
What is the uneven breakage of a mineral called?
a) fracture
b) cleavage
c) crystal form
d) hardness
What is the density of a mineral?
a) the ratio of a mineral's mass to its volume
b) the ratio of a mineral's height to its weight
c) a mineral's mass
d) a mineral's volume
What is a naturally occurring, solid mass of mineral or mineral-like matter?
a) a rock
b) a mineral
c) lava
d) a fossil
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