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Science Unit 3 Test Review: Changes to the Earth Flashcards | StudBud
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Science Unit 3 Test Review: Changes to the Earth
Science Unit 3 Test Review: Changes to the Earth
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1
Water from a river that flows onto the land is ________.
a pollution
a flood
an erosion
an environment
2
The movement of soil by water or wind is _________.
drought
erosion
flood
pollution
3
Water, air, and land are parts of the _________.
pollution
flood
erosion
environment
4
A long time without rain is _________.
pollution
a drought
a flood
an erosion
5
We live in _______.
Outer Space
Florida
Georgia
California
6
Which of these causes the MOST erosion?
people growing taller
heavy rain
animal growth
plant growth
7
What caused this land to change?
drought
plants
flood
erosion
8
This river no longer flows since a tree fell over. How will this affect the animals downstream?
The plants & animals will die because they can't live there.
New animals that can live in ponds will start living there.
All of the Above
The river will become a puddle or pond.
9
We are in ____ grade.
4th
2nd
1st
3rd
10
Which of these is the GREATEST source of pollution?
animals
people
stuffed animals
plants
11
Which makes air pollution?
plants
trucks
animals
bicycles
12
Which of these is an effect of plant growth?
more air pollution
more trucks
floods
less erosion
13
How does litter hurt plants?
The plants cannot get air.
The litter drinks the water so the plant cannot.
The litter makes plants dirty.
The plants cannot get light to make food.
14
Waste that harms air, water, or land is _________.
flood
pollution
erosion
environment
15
After a drought, heavy rains came, causing a flood. Is that a good way for a drought to end?
It is bad because __________.
It is good because ________. It is also bad because ______.
It is good because __________.
It is neither good nor bad because __________.
16
What change takes the LEAST amount of time?
plants
flood
drought
erosion
17
A river eroded the land, causing a canyon to form. If erosion continues, what would form next?
mountains
an ocean
a fish
a tree
18
What is something you see here that is hurting the environment?
Trees
Nothing is hurting the environment.
Water
Litter
