how does earth change

7
How Does Earth Change? Chapter 5 Chapter 5 Lesson 3 Lesson 3

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Page 1: How does earth change

How Does Earth Change?

Chapter 5Chapter 5

Lesson 3Lesson 3

Page 2: How does earth change

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Page 3: How does earth change

Weather Changes EarthWeather Changes Earth

Heavy rains may cause a flood.

•A flood happens when rivers and streams get too full.•The water flows onto land.•A flood may carry soil to a new place.

Page 4: How does earth change

Dry weather may cause a drought.

Page 5: How does earth change

Nitrous oxide

Water

Methane

Sulfur hexafluoride

•A drought is a long time with less rain than usual.

•The land gets very dry.

•Plants may die.

Page 6: How does earth change

•Moving water changes the land.•It carries rocks and soil to new places.•This is called erosion.

Erosion formed the Grand Canyon over millions of years ago!!

Page 7: How does earth change

Time to put our thinking caps Time to put our thinking caps on!on!

What can weather do to What can weather do to Earth’s land?Earth’s land?