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Science Review 2021

Total questions: 85

Worksheet time: 1hrs 1mins

Name
Class
Date
1.

How does light travel?

a)

in a wavy path

b)

in a straight path forever

c)

in a zig zag path

d)

in a straight path until it hits an object

2.
What does light do when it hits an object that it cannot pass through?
a)
It creates a shadow
b)
It passes through anyway
3.
Squidward found new reeds to tryout for his clarinet.  He used an APPLAUSOMETER to measure applause after playing  Under the Sea with each reed.  The results were put in the table.
What was the dependent variable?
a)
The Song
b)
The Reed
c)
The Applause
4.
Squidward found new reeds to tryout for his clarinet.  He used an APPLAUSOMETER to measure applause after playing  Under the Sea with each reed.  The results were put in the table.
What was the independent variable?
a)
The Song
b)
The Reed
c)
The Applause
5.
Squidward found new reeds to tryout for his clarinet.  He used an APPLAUSOMETER to measure applause after playing  Under the Sea with each reed.  The results were put in the table.
What was controlled?
a)
The Song
b)
The Reed
c)
The Applause
6.

Thunderstorm clouds are known as _____.

a)

cirrus clouds

b)

stratus clouds

c)

cumulonimbus clouds

d)

cumulus clouds

7.

The calm area in the center of a hurricane is called the _____.

a)

draft

b)

funnel

c)

eye

d)

squall

8.

This type of cloud is thin, wispy, and is found high in the atmosphere.

a)

cumulus cloud

b)

stratus cloud

c)

cirrus cloud

d)

cumulonimbus cloud

9.

This type of cloud is thin, wispy, and is found high in the atmosphere.

a)

cumulus cloud

b)

stratus cloud

c)

cirrus cloud

d)

cumulonimbus cloud

10.
This type of cloud is thin and flat, and the edges are not clearly defined
a)
cirrus cloud
b)
cumulus cloud
c)
stratus cloud
d)
cumulonimbus cloud
11.
This type of cloud is thick and puffy on top, and generally flat on the bottom. It has well-defined edges and can change shape rapidly.
a)
cumulus cloud
b)
stratus cloud
c)
cirrus cloud
d)
cloud 9
12.

Stratus and cumulonimbus clouds can signal what type of upcoming weather?

a)

fair skies

b)

hot, sunny weather

c)

windy weather

d)

rainy weather

13.
Cumulus and cirrus clouds can signal what type of upcoming weather?
a)
fair skies
b)
hot, sunny weather
c)
windy weather
d)
rainy weather
14.
These clouds are the closest to the ground. Their name means layer- or sheet like. They bring rain or snow and cover most of the sky. 
a)
Cirrus
b)
Stratus
c)
Cumulonimbus
d)
Cumulus
15.
what type of cloud is shown?
a)
cumulus
b)
cirrus
c)
stratus
16.
How do clouds form?
a)
Liquid water is heated and evaporates and becomes water vapor in the atmosphere.
b)
Water vapor in the atmosphere cools and condenses to become tiny liquid water droplets in the atmosphere.
c)
Tiny liquid water droplets float upwards and gather together in the atmosphere to form a cloud.
17.

Characteristics of a Cumulonimbus cloud are...

a)

Low-level clouds, form in layers, and usually bring rain

b)

Thin clouds, look like feathers, made of ice crystals

c)

Very tall, flat on top, may cause thunderstorms

d)

Small, white and puffy, mid level

18.

How do clouds help meteorologists?

a)

they let them know how hot it is going to be

b)

they tell them how cold it is going to be

c)

they help them predict the weather

d)

they don't help them at all

19.
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
20.
How long does it take the Earth to make one REVOLUTION around the Sun?
a)
12 hours
b)
24 hours
c)
365 days
d)
29.5 days
21.
How long does it take for Earth to complete on full rotation?
a)
365 days
b)
23 hours
c)
24 hours
d)
1 month
22.
This variable in an experiment is the one being deliberately changed by the scientist. 
a)
dependent variable
b)
independent variable
c)
data
d)
control group
23.
What step does every scientific experiment begin with?
a)
hypothesis
b)
question/problem
c)
procedures
d)
conclusion
24.
An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, the independent variable is ...
a)
The type of plant
b)
The amount of sunlight
c)
The type of music
d)
The type of liquid
25.
The summary at the end of an experiment that explains the results. 
a)
conclusion
b)
procedures
c)
materials
d)
responding variable
26.
Testing a hypothesis often involves a(n):
a)
answer
b)
experiment
c)
problem
d)
safety check
27.
An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, what are the controlled variables?
a)
Type of plant, amount of music, and sunlight
b)
Water, apple juice, milk
c)
Plant growth
28.

A person that studies, reports and forecast weather conditions is a

a)

radiologist

b)

geologist

c)

astronomer

d)

meteorologist

29.
What is a hurricane?
a)
A severe storm with lightning, thunder, heavy rain and strong winds
b)
A small, funnel-shaped cloud that comes down from a storm cloud with high speed winds
c)
A storms that forms over cold water and blows in a triangle pattern
d)
A large storm that forms over warm ocean waters with strong winds
30.
Which is an effect of a tornado?
a)
High wind damage, destroys buildings, power lines, and crops
b)
There is no effect
c)
Storm waves flood beaches and damage the coastal zones
d)
Tornadoes are mild storms.
31.
During _____________ stay inside if possible, stay out of the water, and do not stand under trees.
a)
rain Storm
b)
hurricane
c)
tornado
d)
thunderstorm
32.

During a __________ it is important that you board up all windows and stay away from windows. Also, move further inland if you are near the coast.

a)

hurricane

b)

rain storm

c)

thunderstorm

d)

tornado

33.
What occurs when water flows or collects over land that is usually dry.
a)
dam
b)
flood
c)
floodway
d)
levee
34.

A tornado begins as a ___________ cloud that pokes through the bottom of a cumulonimbus cloud.

a)

cirrus

b)

cumulus

c)

funnel

d)

stratus

35.
The order of the planets is:
a)
Mars,Venus,Earth,
Mercury,Saturn
Jupiter, Uranus, Neptune
b)
Earth,Venus,Mars
Jupiter, Neptune,
Mercury,Saturn,
Uranus
c)
Mercury,Venus,Earth
Mars,Jupiter,
Saturn,Uranus
Neptune
36.
Which planet is fifth from the sun?
a)
Saturn
b)
Jupiter
c)
Mars
d)
Earth
37.
Which Planet comes after Earth in the solar system?
a)
Mercury
b)
Mars 
c)
Venus 
d)
Eros
38.
A prediction or guess based on observations.
a)
data
b)
scientific process
c)
hypothesis
d)
question
39.
The outcome of your test.
a)
variable
b)
results
c)
experiment
d)
question
40.

Air _____ influences the weather by determining what type of precipitation will fall to the ground.

a)

pressure

b)

speed

c)

humidity

d)

temperature

41.

When spilled water seems to disappear, it actually just ________.

a)

evaporated

b)

dissolved

c)

turned into precipitation

d)

condensed

42.
What does this tool do?
a)
Tells how hot it is
b)
Measures wind direction
c)
Measures wind speed
d)
Measures rain
43.
What does this tool do?
a)
Measures wind speed
b)
Measures rain
c)
Measures temperature
d)
Tells wind direction
44.
What type of weather usually goes with this symbol?
a)
Clear, sunny skies
b)
Cloudy skies
c)
Hot temperature
d)
Thunderstorms
45.
This is the symbol for a... 
a)
Cold Front
b)
Warm Front
c)
Stationary Front
d)
Occluded Front 
46.

What type of weather is the western United States likely experiencing in this image?

a)

Clear, sunny skies

b)

High winds and thunderstorms

c)

Hot weather with a warm front

d)

Cloudy skies with high winds

47.
Which of the following is most likely a cause of hurricanes?
a)
Cooler ocean temperatures
b)
Warmer ocean temperatures
c)
Large ocean waves
d)
Strong ocean currents
48.
All energy on earth begins
a)
with the heat produced by pressure inside the earth
b)
photosynthesis by producers
c)
with the sun
d)
with the magma inside the earth
49.

What does a rain gauge measure?

a)

a change in temperature

b)

a change in humidity

c)

wind speed

d)

the amount of rainfall

50.
_______ is the apparent changing shapes of the Moon 
a)
New Moon
b)
Crescent Moon
c)
Full Moon
d)
Moon Phases
51.
A ______ is when the side of the Moon facing Earth appears lite. 
a)
New Moon
b)
Crescent Moon
c)
Full Moon 
d)
Moon Phases
52.
If the last full moon was on April 4th, when can you expect to see the next full moon? 
a)
April 29th
b)
July 4th
c)
May 4th
d)
September 12th
53.
Which of the following choices has the moon phases in the correct order? 
a)
Full moon, new moon, waxing gibbous, first quarter, waxing crescent, waning gibbous, waning cresent, last quarter
b)
waxing gibbous, new moon, first quarter, waxing crescent, full moon, waning crescent, third/last quarter, waning gibbous
c)
New Moon, Waxing Crescent, First Quarter, Waxing Gibbous, Full Moon, Waning Gibbous, Third/last quarter, Waning Crescent
d)
New Moon, Waning Crescent, First Quarter, Waning Gibbous, Full Moon, Waxing Gibbous, Third/Last Quarter, Waxing Cresecent 
54.
How would you describe the Moon? 
a)
Smooth surface with an atmosphere but no water
b)
Surface filled with carters and water but no atmosphere
c)
Filled with carters and dust, no water or atmosphere 
d)
The same as Earth 
55.
Why does the Moon have phases? 
a)
The moon reflects light from the sun. Sometimes there is a shadow on the moon and we only see part of it. 
b)
Only part of the moon is turned on and shining at a time. 
c)
The Earth is blocking the moon when we don't see it. 
d)
The moon moves out of sight. 
56.
A star is a 
a)
ball of gas and point in the sky
b)
a five pointed shape
c)
a figure in the sky
d)
a mixture 
57.
A telescope makes the stars seem?
a)
dull and dark
b)
bright like the sun
c)
really small
d)
closer and clear
58.
Why do we see different constellations ?
a)
The stars are moving
b)
Earth is rotating
c)
you are spinning in circles
d)
The moon is moving
59.
Why can't we see constellations during the day?
a)
They move
b)
Its not dark
c)
The sun is too bright
d)
They change shape
60.
The constellation pattern may take the shape of an ___, ___, ____, ___, or object such as a crown or compass.
a)
planets, stars, animals, people
b)
stars, animals, people, man
c)
man, animals, stars, planets
d)
animal, mythological creature, man, woman, 
61.
As the earth rotates on its axis, the constellations and stars in them appear to _________.  
a)
move across the sky
b)
stand still in the sky
c)
move around each other
d)
rotate
62.
At the equator, the stars move in a ______ across the sky.  
a)
circle
b)
straight line
c)
rotating motion
d)
slow motion
63.
What are the three important constellations?
 
a)
Ursa Major, Ursa Minor, Orion  
b)
Ursa Major, Big Dipper, Orion  
c)
Ursa big, Ursa small, Orion 
d)
Polaris, Ursa Minor, Orion  
64.
What constellation is this?
a)
Orion
b)
Taurus
c)
Canis Major
d)
Gemini
65.
Visible stars that form a pattern in the sky are called...
a)
galaxies
b)
constellations
c)
meteors
d)
dot to dot
66.
What constellation has the Little Dipper as part of its pattern?
a)
Ursa Minor
b)
Ursa Major
c)
Polaris
d)
Andromeda
67.
Why do other stars appear so much smaller than the sun?
a)
They are much smaller
b)
They are so far away
c)
They are not as bright
d)
They are dwarf stars
68.
The constellation patterns may take the shape of an ___, ___, ____, ___, or object such as a crown or compass.
a)
planets, stars, animals, people
b)
stars, animals, people, man
c)
man, animals, stars, planets
d)
animal, mythological creature, man, woman, 
69.

What does the rotation of the earth cause us to experience?

a)

Seasons

b)

Day and night

c)

Year

d)

Summer

70.

Why is the Equator warmest?

a)

Because it is closest to the sun.

b)

Because it receives the most direct sunlight

c)

Because no clouds form here.

d)

Because it is far from the sun

71.

Which of the following best describes the tilt of the earth when it is summer in the southern hemisphere?

a)

The northern hemisphere is tilted toward the sun

b)

The northern hemisphere is tilted away from the sun

c)

The southern hemisphere is tilted toward the sun

d)

The southern hemisphere is tilted away from the sun

72.

What effect does the tilt of the earth have?

a)

It causes the earth to be farther away from the sun at different times of the year

b)

It changes the angle that the sun strikes the earth in different land areas

c)

When the earth is tilted away from the sun we have day

d)

When the earth is tilted away from the sun we have night

73.

What season is it in the Northern Hemisphere when it is fall in the Southern Hemisphere?

a)

Winter

b)

Spring

c)

Summer

d)

Fall

74.

What happens when the area in which you live tilts away from the sun?

a)

It is winter

b)

It is summer

c)

It is spring

d)

It is fall

75.

In what layer of the atmosphere do all weather events occur?

a)

Stratosphere

b)

Exosphere

c)

Mesosphere

d)

Troposphere

76.

78% of the Earth's atmosphere is ___________ and 21% of the Earth's atmosphere is _____________.

a)

Oxygen, Nitrogen

b)

Nitrogen, Oxygen

c)

Nitrogen, Carbon Dioxide

d)

Oxygen, Carbon Dioxide

77.

In which layer of the atmosphere do meteors burn up?

a)

Troposphere

b)

Mesosphere

c)

Thermosphere

d)

Exosphere

78.

Which atmospheric layer is the Aurora Borealis located in?

a)

Troposphere

b)

Mesosphere

c)

Exosphere

d)

Thermosphere

79.
When water vapor s cooled and forms droplets-
a)
Condensation
b)
Evaportation
c)
Transpiration
d)
Run-off
80.
Forms of precipitation are-
a)
only sleet and snow
b)
rain, sleet, hail, and snow
c)
only dew and rain 
d)
only snow and rain
81.
When water is heated in the ocean by the sun and turns into water vapor
a)
condensation
b)
evaporation
c)
transpiration
d)
runoff
82.
What is it called when plants give off water vapor as a waste product?
a)
condensation
b)
evaporation
c)
sublimation
d)
transpiration
83.

What is precipitation?

a)

The part of the water cycle when the sun heats up water, turning it from a liquid into water vapor or steam. It rises from the ground into the air.

b)

The part of the water cycle when the water vapor in the air gets cold. The water turns back into a liquid and forms clouds.

c)

The part of the water cycle when clouds get heavy and can no longer hold the liquid water. This causes the water to fall from the sky to the earth as rain, snow, sleet, or hail.

84.
On which kind of day would you expect the most evaporation from the surface of a pond?
a)
cold, rainy
b)
cold, sunny
c)
warm, rainy
d)
warm, sunny
85.
What part of the water cycle does this picture show?
a)
condensation
b)
precipitation
c)
evaporation

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