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7B SO 1
7B SO 1
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1
Ionic compounds are most commonly formed between what two types of elements?
Metals and metals
Metals and nonmetals
Metalloids and nonmetals
Nonmetals and nonmetals
2
A weather forecast of 100% relative humidity suggests an increased possibility of:
rising temperature
wind
drying conditions
rain
3
The best evidence for the model of Earth's interior comes from the study of:
paleontology
glaciology
seismology
paleomagnetism
4
In meteorology, what is another name for a region of high pressure?
Anticyclone
Cyclone
Front
Squall
5
70% of all the Fresh Water on Earth is found in:
Antartica
Lake Baikal
The Great lakes
The Caspian Sea
6
Approximately what fraction of Earth’s surface is covered by oceans?
seven-tenths
one-half
two-thirds
four-fifths
7
Which of the following is the most common source of energy for brain cells in humans:
pectins
nucleic acids
glucose
proteins
8
Which of the following best describes a smaller stream that merges with a larger stream
delta
rip-rap
tributary
streamer
9
Which of the following BEST describes the term static?
constant
low
used
stationary
10
Which of the following has the most inertia:
1 kilogram of iron
2 kilograms of flour
5 newtons of iron
4 kilograms of iron
11
The hydrologic cycle describes the circulation of Earth’s:
rocks
water
tides
sediments
12
Which of the following organisms is probably the most commonly studied prokaryote?
H. sapiens
E. coli
C. elegans
M. musculus
13
Which of the following is TRUE of the Richter Scale:
values are always given in whole numbers
an earthquake at 5 has 50 times more energy than one at 4
it is based on a logarithmic scale
it is based on a scale of 0 to 14
14
What is the joint that is formed by the direct interaction of the tibia, fibula, and femur?
wrist
knee
ankle
elbpw
15
Which of the following is NOT true:
atoms can bond together to make molecules
all helium atoms have 1 more proton than all hydrogen atoms
compounds have atoms from more than one element
all oxygen molecules have 8 neutrons
16
Regarding computer technology, which of the following BEST describes the bit:
a computer processor
a binary digit that stores information
a memory value of 1 through 8
an analogue magnetic storage sequence
17
Most of the heart is composed of which of the following types of tissues:
epithelial
muscle
connective
nervous
18
Most of the wood in a typical 100 year old oak tree is made of which of the following cells?
cork cells
epidermis
xylem
phloem
19
When using the periodic chart, what number gives the number of protons in a given element:
atomic number
group number
period number
average atomic mass
20
Which of the following is the hottest region of planet Earth:
the inner core
the outer core
the crust
the mantle
21
Why does a concrete floor feel colder than a wooden floor if both are at 21ºC?
concrete is much less elastic than wood
wood is not as dense as concrete
concrete conducts heat better than wood
wood is alive and concrete is not
22
Which of the following is not considered a true force?
Electromagnetic
Strong nuclear force
Gravity
Centrifugal
23
Which of the following fossils is the oldest:
petrified wood
trilobite
megalodon tooth
snake
24
Which of the following is TRUE of gases:
they are highly compressible
they have a definite shape
their particles are in uniform motion
they behave like a fluid
25
Which region of Earth’s atmosphere is convection most likely to take place:
troposphere
thermosphere
tropopause
stratosphere
26
The mass of a new 2002 USA quarter is about how many grams?
2.5
1
5.5
7
27
Water is released into the atmosphere by plants through a process know as.
Transpiration
Transfiguration
Teleportation
Transportation
28
The lead-acid battery is most commonly found in:
cell phones
flashlights
automobiles
laptop computers
29
To measure 100 ml of room temperature water, which instrument would be most accurate:
100 milliliter Erlenmeyer flask
200 milliliter volumetric flask
100 milliliter beaker
100 milliliter graduated cylinder
30
What does the prefix “alto” indicate when describing clouds?
Deep
Shallow
High
Low
31
Which is often the LEAST reliable property of a mineral that is used in mineral identification:
magnetism
cleavage
specific gravity
color
32
A severe and chronic deficiency in what vitamin causes the disease known as pellagra:
vitamin C
niacin
vitamin D
thiamine
33
Which of the following describes a liquid in which visible particles settle?
Homogeneous mixture
Colloid
Suspension
Solution
34
Which of the following clouds has little vertical development?
nimbostratus
altocumulus
altostratus
cirrus
35
If you throw darts at a Periodic Table, you would most likely hit an element that is:
a naturally radioactive element
a solid at room temperature
a liquid at room temperature
a gas at room temperature
36
Most biological catalysts are:
lipids
vitamins
proteins
carbohydrates
37
On the earth’s surface, which of the following is CLOSEST to the mass of 1,000 pounds?
2,200 kilograms
1 kiloton
454 kilograms
1 ton
38
Which of the following will occur when an unbalanced force acts on an object?
the object will melt
the object will stop
the object will lose heat
the object will accelerate
39
Which of the following is NOT a mineral:
quartz
diamond
topaz
basalt
40
Which of the following is a diatomic molecule?
H2
NACl
methane
H20
