Brainscape's Knowledge GenomeTM


Top Flashcards (Certified)
All Flashcards

Physical Science > Midterm Exam > Flashcards

Midterm Exam Flashcards

(84 cards)

Start Studying
1
Q

Where does metamorphic rock come from?

A

Other rock that has been changed by heat and pressure

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

True or False: The ozone hole is seasonal.

A

True

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

A(n) __________ is two or more atoms linked together to make a substance with unique properties.

A

molecule

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

What is insolation?

A

Incoming solar radiation

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Which of these statements is true about mass?

a) Gravity can change it
b) Altitude can change it
c) Location can change it
d) It is constant

A

It is constant

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

True or False: Most airplanes fly in the mesosphere.

A

False

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

The largest source of liquid freshwater is -

A

Groundwater

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Which is most likely a status cloud?

A

A flat, layered cloud that covers the sky

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Which of the following is NOT a mixture?

e) salad
f) trail mix
g) oil and water
h) lemonade

A

lemonade

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Why don’t salts build up rapidly in the ocean?

A

Many salts are use by ocean life.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Some animals can walk on water because of its __________.

A

surface tension

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

If you want to study weather, which region of the atmosphere would you study?

A

Troposphere

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

What is most likely a lenticular cloud?

A

A cloud that forms over a mountain.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

True or False: 97% of Earth’s water comes from the lakes.

A

False

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

True or False: All air pollution is a result of human activity.

A

False

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

If a substance will not dissolve in water, will it dissolve in vegetable oil which is a non-polar substance?

A

Yes, it will likely dissolve in vegetable oil.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

True or False: The concentration of air pollutants is higher today than it was 25 years ago.

A

False

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

True or False: The greenhouse effect is necessary for life to exist on Earth.

A

True

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

True or False: Longitude is measured beginning at the equator.

A

False

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

If a region of the earth is on the boundary between two plates, what king of mountains do you expect to find there?

A

fault block mountains

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

The outermost layer of the Earth is called the __________.

A

Crust

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q

Which unit is correct to express mass?

A

both kg and kilogram

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
23
Q

What instrument do we use to measure atmospheric pressure?

A

Barometer

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
24
Q

A(n) __________ is the smallest stable unit of matter in Creation.

A

atom

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
25
What does ATM the abbreviation of in relation to air pressure.
unit of atmosphere
26
True or False: Chemical bonds link atoms together to form molecules.
True
27
A thunderstorm cell is raining and there is no updraft. In what stage is the cell?
the dissipation stage
28
We exhale about 4% carbon dioxide.
True
29
In a Solution, the item being dissolved is -
the solute
30
You are reading a scientist's notes and you notice a measurement that is listed as "34.6 kilograms." What does this measurement represent?
Mass
31
Humans are responsible for 80% of ozone destroying chlorine. Why?
Because the chlorine we create can survive the trip into the atmosphere.
32
True or False: Scientists have drilled in to the Earth's outer core in order to learn about Earth's interior.
False
33
True or FalseThe dirt or dust particles needed for clouds to form are called cloud condensation nuclei.
True
34
Which of these has the shortest average residence time? i) Swamps j) Lakes k) Soil moisture l) Glaciers & Icebergs
Soil Moisture
35
True or False: The earth has an ozone layer that keeps out all of the sun's rays and protects us.
False
36
What are the factors that affect wind? m) Pressure gradient n) Coriolis effect o) Friction p) All of the above
All of the above
37
Why does the percentage of nitrogen in the air that we breathe in decrease when we breathe out?
Exhaled air has more molecules so the concentration of nitrogen decreases.
38
True or False: When you heat up a sustance, you slow down its molecules.
False
39
True or False: Plastic rock is a rock that behaves like something between a gas and a liquid.
False
40
An object’s volume is 0.35 kL. What is its volume in liters?
350 L
41
# Choose the statement that is TRUE. q) Scientists have actually seen atoms with the naked eye. r) Everything is made of atoms is a fact. s) Scientists can see atoms through a special microscope. t) We have evidence to support the theory that everything is made of atoms.
We have evidence to support the theory that everything is made of atoms.
42
True or False: A substance that conducts electricity really well is called an insulator.
False
43
True or False: Most mereorites burn up in the stratosphere.
False
44
True or False: Rain, sleet, snow, drizzle, and hail are all forms of precipitation.
True
45
True or False: The calm area in the middle of a hurricane is called the mouth.
False
46
True or False: The earth is closest to the sun at perihelion.
True
47
Manipulated Variable -
something that is changed by a scientist
48
True or False: The dynamo theory is more scientifically valid than the rapid decay theory.
False
49
What water source has the greatest residence time?
Oceans
50
A large body of air with relativity uniform pressure, temperature, and humidity is called __________.
An air mass
51
True or False: An updraft is a current of rising air.
True
52
Airborne lead is no longer a problem because:
Cars no longer run on leaded gasoline.
53
Which of the following is NOT a solution? u) soda v) air w) trail mix x) saltwater
trail mix
54
True or False: Lightning is caused by a buildup of electrical charges.
True
55
The rock that composes the earth's crust is mixture of sedimentary rock, igneous rock and __________.
Metamorpic rock
56
True or False: The eruption of volcanoes causes pollution.
True
57
True or False: All scientists are unbiased in the way they draw conclusions
False
58
What percent oxygen is the air we breathe?
21%
59
What does the saltiness of the oceans tell us about the age of the Earth?
It is probably less than a million years old
60
Heavy clouds that often bring precipitation are given the prefix __________.
Nimbo-
61
True or False: Jet streams blow from east to west.
False
62
A pitcher of juice can hold 2500 mL. What is its volume in liters?
2.5 L
63
True or False: No matter where you are on this planet, the air you breathe probably contains some moisture.
True
64
``` What is needed for clouds to form? y) Particles in the air z) Moisture in the air A) Adiabatic cooling B) All of the above ```
All of the above
65
True or False: Hydrogen bonds link molecules together.
True
66
A molecule that has slight positive and negative charges due to an imbalance in the way electrons are shared is a __________.
polar molecule
67
What makes up the majority of the air we exhale?
nitrogen
68
True or False: Narrow bands of high-speed winds that circle the earth are called jet streams.
True
69
Complete this phrase: Mass is __________, but weight can __________.
constant, vary
70
When you take a breath what makes up the majority of your breath?
nitrogen
71
True or False: When looking at a graph, it is extremely important to check the scale on the x and y axis so you know the range the data covers.
True
72
True or False: Meteorologists are scientists who study weather.
True
73
The __________ separates the stratosphere and the mesosphere.
stratopause
74
The largest source of water on Earth is -
Oceans
75
True or False: The ozone hole is when ozone seeps down to ground level.
False
76
True or False: Chemical reactions sometimes turn rock back into sediment.
True
77
The upper part of the mantle composed of solid rock and the earth's crust is called:
Lithosphere
78
The earth is approximately how old according to the rapid-decay theory?
Ten thousand years
79
Carbon monoxide has decreased because:
devices called catalytic converters are used.
80
What is weight?
The measure of the force of gravity on an object
81
True or False: Hydrogen bonds are difficult to break.
False
82
Chemical reactions that supply energy for our bodies are:
combustion reactions
83
What is most likely a cumulus cloud?
A fluffy cloud
84
The Aurora Borealis happen in which layer of the atmosphere?
Ionosphere

Physical Science (12 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2025 Bold Learning Solutions. Terms and Conditions