Unit 6 Lesson 1, 2 and 3
Presentation
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Science
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2nd Grade
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Practice Problem
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Medium
+5
Standards-aligned
Lubrido Lyn
Used 8+ times
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9 Slides • 10 Questions
1
What Changes Earth?
Review
2
Fill in the Blanks
It is a shaking of Earth's surface.
Type answer...
3
Fill in the Blanks
This happens when streams, rivers, or lakes overflow. Then the water flows onto land
Type answer...
4
Fill in the Blanks
Where does hot, melted rock come out of the ground?
Type answer...
5
FAST CHANGE
Fast changes can happen in a few minutes, hours, or days.
Volcanic eruption
floods
earthquake
6
Multiple Choice
7
Fill in the Blanks
It is a long time with very little rain. The land gets very dry. Streams and ponds may dry up. Wind may blow away the soil.
Type answer...
8
Multiple Choice
9
SLOW CHANGE
Slow change happens for many months or many years.
weathering
erosion
drought
10
STOP EROSION
Trees and other plants can stop erosion.
How?
The roots grow into the soil and stop water from washing soil away.
Branches and leaves stop the wind from blowing soil away.
The trees hold soil in place and help stop erosion.
11
What Are Natural Resources?
Natural resources are anything that comes directly FROM NATURE that people can use to meet their needs.
water
rocks
soil
air
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Open Ended
13
Animals and Plants are important Natural resources
They come from nature, and people can use them to build things or as food.
Anything that made from nature is considered as NATURAL RESOURCES (e.g., fruits)
14
PRODUCT
It is something that is made by people or using a machine for people's use.
15
Multiple Select
16
How can we classify plant products?
Sort the products.
See if they are used in the same way like food, or clothing, etc.
17
Multiple Choice
Look at these pictures. In which group do both of these belong?
18
Multiple Choice
Look at the table. Which would belong in Group 1?
19
What Changes Earth?
Review
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