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Earth Science Chapter 2 Flashcards | StudBud
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Earth Science Chapter 2
Earth Science Chapter 2
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McGraw Hill Earth Science, Chapter 2, Minerals
Flashcards
30 cards
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Practice quiz
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Questions
30
Answers
1
Minerals are classified according to their
origin.
color.
specific gravity
composition
2
A(n) __________________ is the smallest particle of a covalent compound that shows properties of the compound.
molecule
quark
covalent bond
electrons
3
The Mohs scale measures
a mineral's hardness
the luster of a mineral
density of a mineral
a mineral's type of crystalline structure.
4
The area of the atom that contains electrons has a(n) ___________________________ charge.
negative
kinetic
positive
neutral
5
If a mineral breaks along flat or even surfaces, it has
cleavage
streak
luster
fracture
6
Which of the following is NOT a distinctive property of minerals?
double refraction
greasy feel
magnetism
streak
7
Isotopes are atoms of an element
that are radioactive.
with a magnetic charge
with the same number of protons but different number of neutrons
with the same number of electrons but different numbers of protons.
8
When elements are more stable in a combined form, which of the following forms?
compounds
atoms
nuclei
metals
9
Gold, silver and copper belong to the group of sulfates and sulfides
False
True
10
Crystallization from cooling magma describes one way that
ions combine
atoms bond.
protons attract electrons
minerals form.
11
When atoms share electrons, an ionic bond forms
False
True
12
An atom with the atomic number 8 has 8 protons and 9 electrons
False
True
13
Which of the following is a property of minerals?
odor
age
size
hardness
14
An element is a substance that:
Cannot be broken down into simpler parts
is above 86 on the periodic table
exists naturally as a solid, liquid, and gas
can be broken down only by chemical means
15
The odor of rotten eggs in the streak of a mineral indicates that it contains _________
ancient decomposed crustacians
magma
sulfur
decomposed animals
16
Diamond is
a nonmetallic element
the only mineral with luster
the hardest mineral on the Mohs scale
an isotope of silicon
17
A compound contains two or more
elements chemically combined
simple substances
nuclei combined with electrons
elements physically combined.
18
Major groups of minerals include
inorganics and halides
silicates and magnetics
ions and isotopes
oxides and carbonates
19
Which particles make up atoms?
Electrons, neutrons, ions
Neutrons, elements, molecules
Protons, neutrons, electrons
Protons, neuclei, electrons
20
The most common group of minerals is the ______________________ group.
sulfides
silicates
sulfates
Halides
21
Density is a property of matter that is the ratio of an object's _______________ to its volume.
hardness
matter
size
mass
22
Oxides are minerals that contain _____________ as well as other elements
oxygen
6 sides
Nitrides
Carbon
23
Diamond is a mineral
True
False
24
Which of the following is an element?
carbon dioxide
air
Water
Hydrogen
25
When atoms combine to form compounds, they gain, lose, or share
electrons
neutrons
bonds
properties
26
A mineral CANNOT be
light in color
naturally occurring
a solid
formed from once-living material
27
The periodic table organizes __________ according to their properties.
protons
atoms
compounds
elements
28
Chemical bonds are likely to form when
two atoms have the same number of electrons.
an atom's nucleus has the same number of protons as neutrons
an atom's outer energy level is filled.
an atom's outer energy level doesn't have the maximum number of electrons
29
When carbonate minerals come into contact with hydrochloric acid, they
fizz.
break.
evaporate.
freeze.
30
Precipitation causes dissolved substances to be left behind to form minerals after water in lakes or ponds evaporates.
True
False
