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Grade 6 Science Review

Total questions: 165

Worksheet time: 2hrs 23mins

Name
Class
Date
1.

Biotic means

(a)  

2.

abiotic means

(a)  

3.

Plants obtain the majority of the carbon necessary for building the structural molecules from .....

a)

air

b)

microorganisms

c)

soil

d)

water

4.

Which of these is most likely observed in an area experiencing a long - term drought ?

a)

F

b)

G

c)

H

d)

J

5.

Which set of conditions best describes the weather at the lowest air pressure?

a)

A

b)

B

c)

C

d)

D

6.

Which table shows the number of subatomic particles inside and outside the nucleus of the krypton atom?

a)

A

b)

B

c)

C

d)

D

7.
Warm air rises and the cool air sinks demonstrates this type of heat transfer. 
a)
conduction
b)
convection
c)
radiation
d)
Insolation 
8.
The heat from a hot burner to a pot is transferred by ______.
a)
convection
b)
insulation
c)
radiation
d)
conduction
9.
At which point is potential energy greatest?
a)
W
b)
X
c)
Y
d)
Z
10.
Energy can be _____________ or changed from one type to another.
a)
destroyed
b)
transferred
c)
created
d)
ignored
11.
A book falls from a desk. Which  BEST describes the book’s change in potential energy?
a)
The potential energy is increased so the total amount of energy is increased
b)
The potential energy is decreased so the total energy is decreased
c)
The potential energy is increased so the total is decreased
d)
Potential energy will change to kinetic energy, but the total energy remains constant
12.
According to the Law of Conservation of Energy, energy cannot be _________ or ____________. 
a)
destroyed, destroyed
b)
created, saved
c)
created, destroyed
d)
lost, found
13.
Electrical Energy is transferred to _____ Energy.
a)
Thermal
b)
Solar
c)
Electrical
d)
None
14.
When a soccer ball is on a field, the energy it has just before being kicked is called
a)
kinetic energy
b)
potential energy
c)
mechanical energy
d)
chemical energy
15.
What kind of energy is represented in the picture?
a)
Thermal
b)
Chemical
c)
Sound
d)
Nuclear
16.
A battery converts what type of energy to another?
a)
sound to kinetic
b)
light to heat
c)
mechanical to electrical
d)
chemical to electrical
17.
When plants convert the sun's energy into food, which type of energy is it?
a)
kinetic
b)
chemical
c)
thermal
d)
radiant
18.
What type of energy is in this picture?
a)
Kinetic
b)
Potential
c)
Chemical
d)
Sound
19.
Energy of motion is which type of energy?
a)
Potential
b)
Kinetic
c)
Sound
d)
Gravitational
20.
Heat transfer through electromagnetic waves is called 
a)
conduction
b)
convection
c)
radiaton
d)
thermal
21.

What type of heat transfer takes place in liquids and gasses?

a)

Conduction

b)

Convection

c)

Radiation

d)

Thermal Equilibrium

22.
What type of heat transfer takes place in solids?
a)
Conduction
b)
Convection
c)
Radiation
23.
The sun warming your skin is an example of heat transfer through 
a)
conduction
b)
convection
c)
radiation
d)
thermal electricity
24.
When the 2nd story of a house is warmer than the 1st floor of a house is heat transfer through 
a)
conduction
b)
convection
c)
radiation
d)
thermal equilibrium
25.
Where does the energy on Earth come from?
a)
Geothermal energy in the Earth's core.
b)
The sun, through radiation.
c)
The sun, through conduction.
d)
The sun, through convection.
26.
What does a barometer measure?
a)
Temperature
b)
Humidity
c)
Air pressure
d)
Wind speed
27.

As altitude increases, air pressure-

a)

increases.

b)

decreases.

c)

stays the same.

d)

fluctuates.

28.

What does an anemometer measure?

a)

Wind speed

b)

Temperature

c)

Humidity

d)

Air pressure

29.

A meteorologist is trying to determine if a storm is approaching. What instrument would he use to determine the change in air pressure?

(MS-ESS2-5)

a)

Thermometer

b)

Barometer

c)

Weather Vane

30.

What part of the water cycle is shown at Number 1?

(MS-ESS2-6)

a)

Evaporation

b)

Condensation

c)

Collection

d)

Precipitation

31.

What part of the water cycle is shown at Number 2?

(MS-ESS2-6)

a)

Evaporation

b)

Condensation

c)

Collection

d)

Precipitation

32.

What part of the water cycle is shown at Number 3?

(MS-ESS2-6)

a)

Evaporation

b)

Condensation

c)

Collection

d)

Precipitation

33.

What part of the water cycle is shown at Number 4?

(MS-ESS2-6)

a)

Evaporation

b)

Condensation

c)

Collection

d)

Precipitation

34.

What is a cold front?

a)

front when cold air moves under warm air which is less dense and pushes air up (produces thunderstorms heavy rain or snow)

b)

The temperature at which condensation begins

c)

very cold, very dry stable air mass

d)

A boundary between air masses that don't move possibly causing rain for several days

35.

What is a stationary Front?

a)

unstable cold, moist air mass that forms over cold oceans--

Winter and Summer- cold and humid

b)

very cold, very dry stable air mass

c)

unstable, warm, dry air mass that forms over land

Winter - warm and dry

Summer - Hot and dry

d)

A boundary between air masses that don't move possibly causing rain for several days

36.

What is an occluded front?

a)

brings cool temperatures

b)

a front where a warm air mass is caught between two colder air masses

c)

Brings clear weather

d)

brings drizzly rain

e)

brings large amounts of rain and snow

37.

What is a front?

a)

A huge body of air that has similar temperature, humidity, and air pressure at any given height

b)

When any two air masses meet. The four major types are cold fronts, warm fronts, stationary fronts, and occluded fronts.

38.

What is an air mass?

a)

When any two air masses meet. The four major types are cold fronts, warm fronts, stationary fronts, and occluded fronts.

b)

A huge body of air that has similar temperature, humidity, and air pressure at any given height

39.
What weather instrument measures air pressure?
a)
barometer
b)
thermometer
c)
rain gauge
d)
wind vane
40.
What kind of weather instrument is used to measure wind speed?
a)
barometer
b)
anemometer
c)
thermometer
d)
rain gauge
41.
A high pressure system means we might have this weather.
a)
Snow blizzard
b)
Sunny and dry
c)
Rain storm
d)
Tornado
42.
A low pressure system means we might have this weather.
a)
Sunny 
b)
A clear sky
c)
Dry day
d)
Stormy or wet
43.
Which type of front can be seen here?
a)
cold front
b)
occluded front
c)
stationary front
d)
warm front
44.
What water cycle process results in plants releasing water vapor from their leaves?
a)
precipitation
b)
crystallization
c)
transpiration
d)
collection
45.
This tool measures relative humidity.
a)
barometer
b)
anemometer
c)
wind vane
d)
sling psychrometer
46.
Which type of front is pictured?
a)
Cold front
b)
Warm front
c)
Occluded front
d)
Stationary front
47.
Warm air rises and the cool air sinks demonstrates this type of heat transfer. 
a)
conduction
b)
convection
c)
radiation
d)
Insolation 
48.
A narrow belt of strong winds that blow in the upper troposphere. 
a)
Jet Stream
b)
Coriolis Effect
c)
Convection Currents
d)
Surface Stream
49.
What does this symbol on a weather map indicate? 
a)
High pressure system
b)
Low pressure system
c)
Cold front
d)
Warm front
50.
What does this symbol indicate on a weather map? 
a)
High pressure system
b)
Low pressure system
c)
Cold front
d)
Warm front
51.
This weather tool measures wind speed and direction
a)
thermometer
b)
barometer
c)
anemometer
d)
psychrometer
52.
Which type of cloud is most often observed during a thunderstorm?
a)
cirrus
b)
stratus
c)
cumulus
d)
cumulonimbus
53.
This is the symbol for a... 
a)
Stationary Front
b)
Occluded Front
c)
Cold Front
d)
Warm Front
54.
A severe storm which involves a funnel cloud forming over land is:
a)
hurricane
b)
tornado
c)
thunderstorm
d)
blizzard
55.
This severe weather involves low temperatures and snow either falling or drifting
a)
hurricane
b)
thunderstorm
c)
tornado
d)
blizzard
56.
This severe weather involves lightning, rain, and possibly hail
a)
thunderstorm
b)
tornado
c)
hurricane
d)
blizzard
57.
What type of weather would you predict for Columbia, SC based on this weather map? 
a)
Cooler and potential for storms
b)
Warm and clear
c)
Consistently hot and sunny
d)
Record highs
58.
Which of the following is not a compound?
a)
HCl
b)
Cl
c)
NaCl
d)
CO2
59.
Which of the following represents an element?
a)
H2O
b)
H2
c)
NaCl
d)
CaCO3
60.
What cannot be broken down into other substances?
a)
Compound
b)
Mixture
c)
Solids
d)
Element
61.
What is made up two or more elements that are chemically combined?
a)
Element
b)
Mixture
c)
Compound
d)
Solids
62.
What is the most abundant element found in the earth's atmosphere?
a)
Oxygen
b)
Sulfur
c)
Nitrogen
d)
Argon
63.

Which element is the second most abundant in Earth's crust?

a)

Oxygen

b)

Calcium

c)

Sodium

d)

Silicon

64.

Which of the following elements is found in the ocean?

a)

Sodium

b)

Nitrogen

c)

Sulfur

d)

Phosphorus

65.

All of the water on the earth makes up the

a)

Lithosphere

b)

Atmosphere

c)

Hydrosphere

d)

Biosphere

66.

The layer of gases surrounding the earth is called the

a)

Atmosphere

b)

Lithosphere

c)

Biosphere

d)

Hydrosphere

67.

The area where all living things and humans live is called our _________________

a)

Geosphere

b)

Hydroshere

c)

Atmosphere

d)

Biosphere

68.
Marie had a beaker with a small amount of baking soda. She added a few drops of pickle juice to the baking soda and observed fizzing and bubbling. Based on her observation, which of these can Marie determine about the new substance formed by mixing the baking soda and pickle juice?
a)
A chemical reaction produced a solid.
b)
A chemical reaction produced a gas.
c)
No chemical reaction took place.
d)
Only a physical change happened.
69.
a)

Metal

b)

Nonmetal

c)

Metalloid

70.
The tool used to measure the mass of a substance or object is a ______________.
a)
balance
b)
graduated cylinder
c)
ruler
d)
thermometer
71.
Which lab tool might you use to measure the volume of a liquid?
a)
electric scale
b)
bunsen burner
c)
test tube
d)
graduated cylinder
72.
What is the volume of Object X?
a)
10.0 cm3
b)
15.0 cm3
c)
20.0 cm3
d)
25.0 cm3
73.

The way in which a mineral reflects light

a)

streak

b)

luster

c)

hardness

74.

A measure of the ability of a mineral to resist scratching

a)

hardness

b)

luster

c)

streak

75.

The correct order of the Earth's layers starting from the OUTSIDE going IN is

a)

crust, inner core, mantle, outer core

b)

mantle, outer core, inner core, crust

c)

crust, mantle, outer core, inner core

d)

inner core, outer core, mantle, crust

76.

Which layer is the hottest?

a)

crust

b)

mantle

c)

outer core

d)

inner core

77.

Which layer is the thinnest?

a)

crust

b)

mantle

c)

outer core

d)

inner core

78.
Identify the Major Plate labeled B
a)
African Plate
b)
Antarctic Plate
c)
Pacific Plate
d)
Eurasian Plate 
79.
Identify the Major Plate labeled N
a)
African Plate
b)
Antarctic Plate
c)
Pacific Plate
d)
Eurasian Plate 
80.

Which type of heat transfer is shown?

a)

convection

b)

conduction

c)

radiation

d)

stir frying

81.
A living or once-living organisms in an ecosystem is a
a)
population
b)
biotic factor
c)
abiotic factor
d)
community
82.
Which of the following is not an abiotic factor?
a)
sun
b)
temperature
c)
soil
d)
grass
83.

Neptune is the farthest planet from the Sun

a)

True

b)

False

84.

Which planet in our solar system is most like Earth?

a)

Mercury

b)

Venus

c)

Mars

d)

Jupiter

85.

Our galaxy is known as the Milky Way.

a)

True

b)

False

86.
The dependent variable in this experiment is - 
a)
Number of Bacteria
b)
Time of Incubation
c)
Culture Number
d)
Type of Bacteria
87.
What is the atomic number of this atom?
a)
1
b)
3
c)
4
d)
7
88.

Which particles make up the nucleus of an atom?

a)

protons and neutrons

b)

electrons and protons

c)

electrons, protons, and neutrons

d)

electrons and neutrons

89.
An element with a mass number of 11 and an atomic number of 5 has how many neutrons?
a)
11
b)
5
c)
6
d)
16
90.

78% of earth's atmosphere is composed of ______________.

a)

methane (CH4)

b)

oxygen (O2)

c)

argon (Ar)

d)

nitrogen (N)

91.
The amount of water vapor present in the air is called ________________.
a)
weather
b)
humidity
c)
air mass
d)
dew point
92.
What layer does weather occur in?
a)
mesosphere
b)
troposphere
c)
thermosphere
d)
stratosphere
93.
A hurricane gets its energy from
a)
Warm ocean waters
b)
high air pressure
c)
winds along surface
d)
Sun
94.
What causes seasons?
a)
The distance of a planet from the sun
b)
The gravitational pull of the Earth and Moon
c)
The tilt and revolution of Earth around the sun
d)
Changing temperatures on Earth
95.
Differences in the moon's and sun's pull on different sides of the Earth cause _________.
a)
gravity
b)
lunar phases
c)
tides
d)
dabbing
96.

When the Northern Hemisphere of Earth is leaning away from the Sun, What season is the Southern Hemisphere experiencing?

a)

Summer

b)

Winter

c)

Spring

d)

Fall

97.

Which choice shows the correct order of the planets (from closest to the Sun & out)?

a)

Mars, Venus, Earth, Mercury, Jupiter, Saturn, Uranus, Neptune

b)

Earth, Venus, Mars, Mercury, Jupiter, Saturn, Uranus, Pluto

c)

Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune

d)

Saturn, Venus, Mars, Mercury, Jupiter, Neptune Mercury, Uranus

98.

Select all of the following that are considered "inner planets".

a)

Venus

b)

Neptune

c)

Earth

d)

Saturn

99.

An oreo cookie has a mass of 20 grams. It gets crushed into crumbs for a recipe. What is the mass of the crumbs?

a)

15 grams

b)

25 grams

c)

20 grams

100.

The Law of Conservation of Matter states that...

a)

matter can simply appear.

b)

matter can neither be created nor destroyed.

c)

matter can simply disappear.

d)

matter can change form between a solid, liquid, and gas.

101.
You and your family are sitting around a campfire.  You can feel the heat on your face, even when you back your seat away from the fire.  The heat energy from the fire warms your face through:
a)
light energy from the fire
b)
conduction
c)
chemical reactions in the fire
d)
radiation
102.
What is the energy transformation?
a)
Kinetic to Mechanical to Electrical
b)
Mechanical to Electrical to Kinesthetic
c)
Electromagnetic to Chemical to Electrical
d)
Kinetic to Sound to Chemical
103.

The energy coming in to from the sun minus the energy being radiated out is known as

a)

the greenhouse effect

b)

global warming

c)

Earth's energy budget

d)

the electromagnetic spectrum

104.

According to the diagram, what can happen when solar energy hits clouds in Earth's atmosphere?

a)

it can be reflected or absorbed

b)

it can only be absorbed

c)

it can only be reflected

d)

it is neither reflected nor absorbed

105.

As altitude increases, air pressure....

a)

Increases

b)

Decreases

c)

Stays the same

d)

Goes up and down

106.

What is the order of the layers of the atmosphere, starting with the layer closest to Earth's surface?

a)

Stratosphere, Troposphere, Exosphere, Mesosphere, Thermosphere

b)

Troposphere, Stratosphere, Mesosphere, Thermosphere, Exosphere

c)

Troposphere, Stratosphere, Mesosphere, Exosphere, Thermosphere

d)

Troposphere, Stratosphere, Thermosphere, Exosphere, Mesosphere

107.
The property where water molecules are attracted to other types of molecules (surfaces).
a)
adhesion
b)
capillary action
c)
cohesion
d)
universal solvent
108.

The property where water can pull itself up tubes (like in a plant stem) or through spaces in paper or fabrics.

a)

adhesion

b)

capillary action

c)

cohesion

d)

universal solvent

109.
Why can some insects walk on water?
a)
The water sticks to the insect.
b)
The insect is too light to break the surface tension.
c)
The insect has hydrophobic oils on its legs.
d)
Insects can't walk on water.
110.

What is science?

a)

an observation that cannot be described or expressed in numbers

b)

using one or more of your senses to gather information

c)

a way of learning about the natural world

d)

on observation that deals with numbers or amounts

111.

Observing is...

a)

creating representations of complex objects or processes

b)

using one or more of your senses to gather information

c)

grouping together items that are alike in some way

d)

explaining or interpreting the things one observes

112.

What is inferring?

a)

The way in which scientists study the natural world

b)

explaining or interpreting the things one observes

c)

grouping together items that are alike in some ways

d)

creating representations of complex objects or processes

113.

What is predicting?

a)

comparing observations and data to reach a conclusion about them

b)

making a statement or a claim about what will happen in the future based on past experience or evidence

c)

using one or more of your senses to gather information

d)

an observation that deals with numbers or amounts

114.

classifying

a)

an observation that cannot be described or expressed in numbers

b)

using one or more of your senses to gather information

c)

comparing observations and data to reach a conclusion about them

d)

grouping together items that are alike in some way

115.

evaluating

a)

an observation that deals with numbers or amounts

b)

making observations and coming up with a testable question

c)

comparing observations and data to reach a conclusion about them

d)

grouping together items that are alike in some way

116.

A scientific investigation is....

a)

a flaw in the design of an experiment that distorts evidence

b)

based on personal feelings

c)

having and attitude of doubt

d)

the way in which scientists study the natural world

117.

The facts and figures gathered during an experiment are

a)

the dependent variable

b)

the independent variable

c)

data

d)

widely accepted explanation based on experimental results

118.

Before you conduct an experiment, you must..

a)

collect data

b)

develop a hypothesis

c)

communicate your results

d)

draw conclusions

119.

a variable is a...

a)

a well tested and widely accepted explanation of results

b)

an educated guess as to what will happen

c)

factor that can change in an experiment

d)

part of the conclusion

120.

The only planet that supports life

a)

Mercury

b)

Neptune

c)

Earth

d)

Jupiter

121.

What is the age of the planet Earth?

a)

2 million years

b)

16 trillion years

c)

72 billion years

d)

4.5 billion years

122.

Earth spins on an imaginary line called an?

a)

Longitude

b)

Equator

c)

Axis

d)

Radius

123.

It takes how many hours to complete a rotation of Earth on its axis?

a)

20

b)

25

c)

24

d)

23

124.

What do you call to the Earth’s movement around the Sun?

a)

Rotation

b)

Revolution

c)

Orbit

d)

Inclination

125.

A revolution takes one _____.

a)

Year

b)

Month

c)

Day

126.

Earth _____ around its axis.

a)

Rotates

b)

Revolves

127.

When the Earth faces towards the Sun, it is _____.

a)

Daytime

b)

Nighttime

128.
Why do we experience the changing of the season on the earth?
a)
distance from the sun
b)
rotation of the earth
c)
change in solar output
d)

tilt of the earth's axis

129.
What does the rotation of the earth cause us to experience?
a)
seasons
b)
year
c)
day & night
d)
eclipse
130.

What season is it in the U.S. when the north pole is tilted toward the sun?

a)
summer
b)
winter
c)
fall
d)
spring
131.

When the Moon is receiving sunlight on the side facing away from Earth, the phase is what?

a)

Waxing Gibbous

b)

New Moon

c)

Waning Gibbous

d)

Full Moon

132.
A solar eclipse only happens during a ________ moon.
a)
New
b)
Cresent
c)
Gibbous
d)
Full
133.
A lunar eclipse only happens during a ________ moon.
a)
New
b)
Cresent
c)
Gibbous
d)
Full
134.
In order to have an eclipse, the Moon, Sun and Earth have to be?
a)
Below each other
b)
Above each other
c)
In alignment
135.
During a solar eclipse...
a)
The sun is blocked by the moon
b)
The Earth is blocked moon
c)
The moon is blocked by the sun
d)
You are blocked
136.

What do you think a watershed is?

(a)  

137.

Water that flows along Earth's surface to eventually return to the ocean is called ___.

a)

runoff

b)

storm drain

c)

tributary

d)

groundwater

138.

A ___________________ is the area of land that collects runoff and channels it into a main river.

a)

peninsula

b)

tributary

c)

groundwater

d)

watershed

139.

Areas of higher elevation that separate watersheds are called ---

a)

divides

b)

canyons

c)

plates

d)

tributaries

140.

What is a tributary?

a)

a small stream that flows into a larger stream

b)

all the lakes in an area

c)

a map of the hills and valleys in an area

d)

a measurement of the amount of salt in water

141.
All the living things in an ecosystem are called ______________________ factors.
a)
Ecosystem
b)
Environment
c)
Biotic
d)
Abiotic
142.
All the non-living things in an ecosystem are called ______________________ factors.
a)
Ecosystem
b)
Environment
c)
Biotic
d)
Abiotic
143.
What does the prefix "bio-" mean?
a)
Scientific
b)
Not
c)
Dead
d)
Alive
144.
What does the prefix "a-" mean?
a)
Scientifix
b)
Not
c)
Dead
d)
Alive
145.
Is the following factor Biotic or Abiotic?
Sunlight
a)
Biotic
b)
Abiotic
146.
Is the following factor Biotic or Abiotic?
Tree
a)
Biotic
b)
Abiotic
147.

At which point does the ball has the greatest gravitational potential energy (GPE)?

a)

A

b)

G

c)

D

d)

C

e)

G

148.
When a pendulum swings, at which point is kinetic energy highest?
a)
1
b)
2
c)
3
d)
4
149.
Which of the following can sound travel through?
a)
solid
b)
liquid
c)
gas
d)
all of the above
150.
The layer that makes up most of the earth's mass and volume is the
a)
crust
b)
mantle
c)
core
d)
asthenosphere
151.
In heat transfer, heat always flows from the _______________ substance to the _______________ substance.
a)
Hotter to colder
b)
Colder to hotter
c)
Hotter to hotter
d)
Colder to colder
152.
What is the value on the balance?
a)
240.0 g
b)
142.0 g
c)
102.4 g
d)
100.4 g
153.

Which group of elements makes up the largest portion of living matter?

a)

Hydrogen, oxygen, nitrogen, carbon

b)

helium, oxygen, sulfur, carbon

c)

cobalt, hydrogen, oxygen, nitrogen

d)

calcium, phosphorous, oxygen, sulfur

154.

How many different elements are in this molecule?

a)

33

b)

3

c)

22

d)

12

155.

Which diagram matches this formula: 2N2 and 2O2

a)
b)
156.

Match the diagram to the correct formula.

a)

3CL

b)

2Cl3

c)

3Cl2

157.

Which a diagram of a water molecule? H2O

a)
b)
158.

The ability to do work or cause change

a)

elastic potential energy

b)

force

c)

energy

d)

heat

159.

A push or pull exerted on an object

a)

energy

b)

force

c)

radiation

d)

heat

160.

The potential energy stored in the nucleus of an atom

a)

nuclear energy

b)

electrical energy

c)

chemical energy

d)

thermal energy

161.

What is the correct order (starting from the surface) of Earth's layers?

a)

crust, lithosphere, outer core, inner core, asthenosphere, mantle

b)

mantle, asthenosphere, lithosphere, outer core, inner core, crust

c)

crust, lithosphere, asthenosphere, mantle, outer core, inner core

d)

asthenosphere, outer core, inner core, crust, lithosphere, mantle

162.

The two types of luster are: (must click two)

a)

metallic

b)

sparkly

c)

shiny

d)

non-metallic

163.

Which type of rock results from melting and cooling of magma?

a)

Igneous

b)

Metamorphic

c)

Sedimentary

d)

Extrusive

164.

Which group includes ALL renewable resources/energies?

a)

Coal, Oil, Natural Gas

b)

Hydroelectric, Biomass, Solar

c)

Geothermal, Coal, Nuclear

165.

Objects made of ice, gas and dust and orbit our sun are called:

a)

Asteroids

b)

Comets

c)

Meteroids

d)

Meteors