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WorksheetsScience Revision Tr-2 Gr 3
Total questions: 45
Worksheet time: 27mins
Many shapes on Earth’s surface formed naturally. What is the name for a part of Earth’s surface with a certain shape?
core
landform
mantle
zone
Earth has many layers. Which layer has many kinds of landforms?
the air
the core
the crust
the mantle
Zein saw a landform like the one in this picture on his trip to Utah.
Which of the following kinds of landforms does the picture show?
a plateau
a canyon
a mountain
a plain
Adam wonders whether the landform near his town is a plain or a plateau. Which sentence explains the difference between these two landforms?
A plateau is flat and rises above a plain.
A plain is large and goes around a plateau.
A plain is flatter and higher than a plateau.
A plateau is smaller and lower than a plain.
The low land between mountains or hills.
plateau
valley
plains
pollution
This layer is bellow the crust and is made of soft , hot rock.
mantle
inner core
outer core
Flat land that spreads out a long way
plain
mountain
plateau
canyon
Some landforms are made by moving water or ice. Identify this landform which is a low land.
a hill
a mountain
a plateau
a valley
Look at the high rocks in the picture. Identify what landform is shown.
hill
ocean
mountain
grassland
May saw a travel poster with this picture on it.
Which kind of landform does the picture show?
canyon
hill
mountain
plain
Hamza and Mohamed saw a landform like the one in this picture on their trip to America.
Which of the following kinds of landforms does the picture show?
a plateau
a canyon
a mountain
a plain
Plains are
mountains with flat tops
large flat areas of land
U and V shape in the mountains
How are canyons and other valleys different?
Other valleys are flat and canyons are highlands.
Other valleys are “V” or “U” shaped and canyons are step sided.
A rock breaks apart after freezing and thawing many times.
Weathering
Erosion
Flood
Volcanic Eruption
Loose material being carried away by wind or water.
Gravity
Volcanic Eruption
Erosion
Weathering
________ can pick up bits of rock and soil and carry them as they move.
delta
glacier
weathering
volcano
How are weathering and erosion alike?
Both of them cause fast changes of the Earth's surface.
Both of them cause slow changes of the Earth's surface.
Both answers are correct
This sculpture went through
photosynthesis process
metamorphosis process
weathering process
erosion process
How do glaciers change land?
They can wear away mountains and leave behind valleys.
They stop erosion of land by blocking rivers and streams.
They warm up the area so that animals can live.
They move very quickly and break everything in their path.
........... happen because of movements in Earth’s crust. They occur mostly in places where two pieces of crust meet.
Volcanos
Floods
Earthquakes
Fire
Is a mountain made of cooled lava, ash, or other materials from eruptions.
rock
volcano
earthquake
It can be sparked by lightning , a bit of lava, or a careless person.
forest fire
flood
eruption
landslide
Is a change that happens when streams, rivers, or lakes get too full and overflow.
forest fire
flood
earthquake
drought
Earthquakes, volcanoes, and floods are examples of:
Rapid changes in the Earth's surface
Slowly changes in the Earth's surface
Types of landforms
Sometimes, water from rain or a flood loosens dirt on the side of a hill or mountain.
Land and rocks fall from a high place to a lower place.
landslide or mudslide
hills
rocks
delta formation
Which is something that comes from nature that people can use?
conservation
recycling
a natural resource
pollution
Some resources are nonrenewable. Which of below are nonrenewable resources?
All that apply.
fossil fuels
water
diamond
plants
Youssef’s family conserves. What is conservation?
putting harmful substances into the environment
using up natural resources
saving resources by using them wisely
making fuels from the remains of once-living organisms
What is a renewable resource?
a resource that can be used up
a resource that can be replaced easily
something in nature that people can use once
harmful substances in the environment
Cause: People dump garbage in the ocean?
What is the effect (result)?
air pollution
land pollution
noise pollution
water pollution
Emma, Talyah, and Malik wanted to explain how reducing, reusing and recycling are similar. Which explanation should they use?
In all three more resources are used.
In all three new products are made.
In all three resources are conserved.
In all three products are washed to use again.
Which type of pollution is this?
air pollution
land pollution
noise pollution
water pollution
a mix of tiny rocks and bits of dead plants and animals
(a)
Soil has different layers. What is found between topsoil and bedrock?
humus
plants
subsoil
surface litter
look at this diagram.
Which layer of soil is labeled with the letter A?
bedrock
humus
subsoil
topsoil
How is this girl using soil?
to build homes
to grow plants for food
to give water and light to plants
to break down rocks into smaller pieces
This picture shows that water never ends its movement between Earth’s surface and the air.
What is the name for what this picture shows?
the soil cycle
the rock cycle
the water cycle
the carbon cycle
This diagram shows three important processes in the water cycle, What does number 1 show?
Evaporation
condensation
precipitation
This diagram shows three important processes in the water cycle, What does number 2 show?
Evaporation
condensation
precipitation
This diagram shoes three important processes in the water cycle, What does number 3 show?
Evaporation
condensation
precipitation
The sun's heat makes water .......... or change to a gas.
evaporate
condense
When the gas meets cool air, the gas ......... or change into drops of water.
evaporate
condenses
When drops of water fall from clouds , we call it .......................
Precipitation
Evaporation
Condensation
Ms. Marta's class is doing Save Earth poster.
What Simple Things You Can Do to Help Protect the Earth?
