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4th science review

Total questions: 65

Worksheet time: 3600secs

Name
Class
Date
1.
What is the Sun?
a)
It is a satellite
b)
It is a Star
c)
It is a comet
d)
It is a planet
2.

What is the correct order of the planets in the Solar System, starting closest to the Sun?

a)

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

b)

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

c)

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

d)

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

3.

Which planet is the largest planet in the solar system and is the fifth planet?

a)

the sun

b)

Uranus

c)

Jupiter

d)

Earth

4.

Which planet is home to the tallest mountain , has the largest dust storms in the solar system and is also known as the 'Red Planet' because of the presence of iron oxide in it's rock.

a)

Earth

b)

Venus

c)

Jupiter

d)

Mars

5.

What is the object that all planets in our solar system orbit?

a)

The moon

b)

The sun

c)

The Milky Way

d)

Mercury

6.
What is the definition of orbit?
a)
the spinning of the earth on its axis
b)
when the lit part of the moon increases
c)
all of the planets, moon, and other space objects going around the sun
d)
the imaginary line that goes through the north and south poles that the earth spins on
7.
Which one takes 24 hours?
a)
rotation
b)
revolution
8.
What describes the earth going around the sun?
a)
rotation
b)
revolution
9.

These are the four planets the Sun; Jupiter, Saturn, Uranus, and Neptune are classified as

a)

terrestrial planets

b)

gas giants

c)

solar planets

d)

the best planets

10.

What step of the water cycle occurs when liquid water changes into water vapor?

a)

precipitation

b)

accumulation

c)

condensation

d)

evaporation

11.

The sun is the source of energy for the water cycle.

a)

True

b)

False

12.

Condensation occurs when water vapor_____________.

a)

heats up and becomes liquid water

b)

cools off and becomes liquid water

c)

freezes and becomes ice

d)

rains on the land

13.

Which of the following weather tools measures rainfall?

a)

barometer

b)

wind vane

c)

anemometer

d)

rain gauge

14.

Which of the following are forms of precipitation? Click ALL that apply.

a)

Rain

b)

Snow

c)

Dew

d)

Hail

15.

Which of the following is an example of condensation?

a)

Water boiling on a stove

b)

Puddles on the sidewalk after a hard rain

c)

water droplets on the outside of a cold drink

d)

Snow falling in Colorado

16.

The process when plants release water vapor from their leaves is called _____________.

a)

precipitation

b)

evaporation

c)

transpiration

d)

condensation

17.

Which weather tool measures wind direction?

a)

wind vane

b)

anemometer

c)

hygrometer

d)

barometer

18.

The stripes on a Zebra make it stand out on the African savannah, but when in large groups (herds) the stripes of many Zebras together make each individual blend into the crowd. This makes it harder for predators to focus in on one individual. These stripes are an example of....

a)

An acquired trait

b)

A learned behavior

c)

An inherited trait

d)

An inherited behavior (instinct)

19.

This Panther has been in a battle with a rival panther for food. The panther won the battle but has been left with injuries that will scar over time. These scars are an example of an....

a)

An inherited triat

b)

An acquired triat

c)

A learned behavior

d)

An inherited behavior

20.

Leaves come in many different sizes and shapes and help us to identify different plant species. The shape of a plants leaf is an...

a)

An inherited behavior (instinct)

b)

An acquired trait

c)

A learned behavior

d)

An inherited trait

21.

Your earlobes can be either, attached at the base, or detached and hanging down. This is something offspring get from their parents. This is an example of...

a)

An inherited behavior (instinct)

b)

A learned behavior

c)

An inherited trait

d)

An acquired trait

22.

Flowers come in many different colors. The color of flower a plant has is determined by the color flower its parent plants had. The color a flower is an...

a)

An acquired trait

b)

An inherited trait

c)

A learned behavior

d)

An inherited behavior

23.

This in an African elephant, which of these traits is a learned behavior?

a)

This elephant has a scar on its left hind leg from an attack by lions

b)

This elephant will move grow its tusks longer as it ages

c)

This elephant stays away from humans

d)

This elephant will protect its offspring from predators

24.

The original source of energy for a food web is...

a)

plants

b)

sun

c)

producers

d)

decomposers

25.

Decomposers get energy from...

a)

the sun

b)

eating plants

c)

eating animals

d)

dead things and waste

26.

Arrows in a food web represent...

a)

eating

b)

sunlight

c)

energy

d)

matter

27.

Who is the producer?

a)

lettuce

b)

greenfly

c)

ladybird

d)

thrush

28.

The deer population has significantly increased in an ecosystem, the best hypothesis is 

a)
the deer's main predator has been eliminated
b)
competition increased
c)
decreased water levels of local ponds
d)
organisms that rely on similar food sources migrated to the area
29.
Which relationship describes predator/prey
a)
hawks and shrubs
b)
mountain lion and deer
c)
frogs and trees
d)
grasses and crickets
30.
An organism that needs to eat other organisms to obtain energy is known as a:
a)
Autotroph
b)
Producer
c)
Consumer
d)
Mutualist
31.
An organism that uses sunlight to create its own food is known as a:
a)
Producer
b)
Heterotroph
c)
Consumer
d)
Decomposer
32.

Which type of organism should replace the X in the food web?

a)

an omnivore

b)

an herbivore

c)

a carnivore

d)

a producer

33.

Which type of organism is missing from this food web?

a)

Decomposer

b)

Predator

c)

Consumer

d)

Producer

34.

How many types of organisms in this food web obtain energy directly from producers?

a)

One

b)

Two

c)

Three

d)

Four

35.

What role do turkeys play in this food web?

a)

Decomposer

b)

Predator

c)

Consumer

d)

Producer

36.

Which organisms in this food web only eats producers?

a)

Fruit bats and bandicoots only

b)

insects and fruit bats

c)

rufous owls, bandicoots and pythons only

d)

insects only

37.

This landform is formed by

a)

water erosion

b)

wind erosion

c)

deposition

d)

glaciers

38.

What is this landform?

a)

delta

b)

canyon

c)

valley

d)

sand dune

39.

This landform is formed by

a)

water erosion

b)

weathering

c)

deposition of sediments

d)

glaciers

40.

Glaciers are masses of ice that move slowly on land. Which of these features was most likely formed by a glacier?

a)

A wide valley

b)

A deep ocean

c)

A lava flow

d)

A mountain range

41.

A triangular landform where a river empties into another body of water.

a)

Landform

b)

Canyon

c)

Delta

d)

Valley

42.

A deep gorge in the surface of Earth formed by the erosion of moving water and sediment.

a)

Valley

b)

Delta

c)

Canyon

d)

Landform

43.

Hills formed by wind blowing, moving and depositing sand.

a)

Valley

b)

Dune

c)

Delta

d)

Canyon

44.

The build up of land by the settlement of sediments and soil in a new location.

a)

Weathering

b)

Erosion

c)

Deposition

d)

River

45.

The movement of sediment down a fast-moving river.

a)

Weathering

b)

Erosion

c)

Deposition

d)

River

46.

feature on the surface of Earth such as a mountain, hill, dune, ocean, or river

a)

Weathering

b)

Deposition

c)

Erosion

d)

Landform

47.

the breakdown of rock into smaller pieces from the effects of wind, water, and ice

a)

Weathering

b)

Deposition

c)

Erosion

d)

Landform

48.

Is this an example of weather or climate?:

The average yearly rainfall in Hawaii is 78 inches.

a)

Weather

b)

Climate

49.

Is this an example of weather or climate?:

It was cloudy and rainy all weekend.

a)

Weather

b)

Climate

50.

Is this an example of weather or climate?:

Jenny's roof sprang a leak last week because of all the rain.

a)

Weather

b)

Climate

51.

Is this an example of weather or climate?:

Arizona is dry most of the time.

a)

Weather

b)

Climate

52.

Is this an example of weather or climate?:

The average low temperature for Austin, Texas, is 56 degrees.

a)

Weather

b)

Climate

53.

Is this an example of weather or climate?:

The lowest recorded temperature for Austin, Texas is -2 degress.

a)

Weather

b)

Climate

54.

In what type of rock could fossils be preserved?

a)

igneous

b)

minerals

c)

sedimentary

d)

metamorphic

55.

The rock cycle shows the transformation of rock from one type to another, which of these is a part of the rock cycle?

a)

sedimentary --> pressure and heat--> metamorphic

b)

metamorphic --> pressure and heat--> igneous

c)

metamorphic --> pressure and heat--> sedimentary

d)

igneous --> pressure and heat --> sedimentary

56.

The Hawaiian Islands are made from magma that pours from an underwater volcano. These islands are mostly made of which kind of rock?

a)

metamorphic

b)

sedimentary

c)

igneous

d)

conglomerate

57.
The thinnest layer of the Earth is the ___________.
a)
mantle
b)
crust
c)
core
58.
Tectonic plates are made up of continental crust and ________ crust.
a)
continental
b)
oceanic
c)
plates
d)
mantle
59.
What is the thickest layer of the Earth?
a)
the crust
b)
the mantle
c)
the outer core
d)
the inner core
60.
What is the core made of?
a)
steel
b)
iron 
c)
aluminum
d)
iron and nickel
61.
What is the correct order (starting from the surface) of Earth's layers?
a)
crust, outer core, inner core, mantle
b)
mantle, outer core, inner core, crust
c)
crust, mantle, outer core, inner core
d)
outer core, inner core, crust, mantle
62.
What describes the outer core?
a)
solid
b)
liquid
c)
viscous
d)
gas
63.
This layer of Earth is solid Iron and Nickel
a)
Outer Core
b)
Mantle
c)
Inner Core
d)
Crust
64.
What happens to pressure as we move from the crust down into the inner core?
a)
Pressure Decreases
b)
Pressure Increases
c)
Nothing
65.
Which layer of the earth is under the highest pressure?
a)
Crust
b)
Mantle
c)
Outer Core
d)
Inner Core

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