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WorksheetsGrade 4 Science Revision 2024-2025 Part 3
Total questions: 25
Worksheet time: 13mins
Some earth events happen quickly. These changes can be easily observed. Which earth event does not happen quickly?
landslide
island forming
flooding
volcano
Which forces change the earth quickly/rapidly?
earthquakes
flow of rivers
weathering
erosion
What can cause an island to form over time?
earthquakes
flow of rivers
weathering
volcano
What can cause s shaped folds in the rock layer?
volcano
earthquake
flow of rivers
When a volcano erupts, what will the liquid turn into after it cools down?
gas
dust
lava
rock
What type of force can physically break rock?
plant roots
animals
lichens
acid
What type of force can chemically break rock?
plant roots
animals
lichens
acid
What type of force can cause abrasion?
friction
gravity
drag
What type of weathering can change rocks?
frost wedging
roots breaking rock
abrasion
rust
What type of weathering can change rocks?
physical weathering
chemical weathering
What cannot cause chemical weathering?
water
living things
oxygen
gravity
What happens during physical weathering?
It snows
Rocks are chemically changed into limestone
The size and shape of rock are changed
Rust is created from a combination of water and air
What happens during chemical weathering?
It snows
Rocks are physically changed into limestone
The size and shape of rock are changed
Rust is created from a combination of water and air
What happens during chemical weathering?
It snows
Rocks are physically changed into limestone
The size and shape of rock are changed
The minerals that makes up rocks changes
What is the movement of weathered material from one place to another called?
weathering
erosion
deposition
earthquake
What is the process of eroded soil and bits of rock being dropped off in another place called?
weathering
erosion
deposition
earthquake
What process causes sand dunes to form?
erosion and deposition by flowing water
erosion and deposition by wind
erosion and deposition by water
erosion and deposition by ice
What process can cause land slides?
weathering
erosion
deposition
none of the above
How can erosion be prevented?
water land more
plant trees
remove vegetation
add ice
What can cause this dune to form?
ice
water
wind
waves
An example of __________ is wind blowing sand from one place to another.
weathering
erosion
deposition
earthquakes
Which evidence could indicate that a flood has happened in an area?
A new mountain has formed.
The sky is cloudy.
A palm tree is charred black.
Soil and rocks on the roads and sidewalks
Which activity could change the amount of sediment deposited by a river?
An increase in rain will cause more erosion, which will cause more sediment to be deposited.
An decrease in rain will cause less erosion, which will cause more sediment to be deposited.
An increase in rain will cause less erosion, which will cause more sediment to be deposited.
An increase in rain will cause more erosion, but will not cause a change in sediment deposited.
Gravity pulls rainwater downhill and the flowing water erodes the landscape by _____
forming sand dunes
washing away soil
forming a desert
forming moraines
Some of earth's events happen quickly. Which of the following does not happen quickly?
A landslide
Waethering of rocks
Flooding
Volcano
