Presentation is loading. Please wait.

Presentation is loading. Please wait.

Rocks Types of Rocks Sedimentary Rocks Metamorphic Rocks Igneous Rocks.

Similar presentations


Presentation on theme: "Rocks Types of Rocks Sedimentary Rocks Metamorphic Rocks Igneous Rocks."— Presentation transcript:

1

2 Rocks

3 Types of Rocks Sedimentary Rocks Metamorphic Rocks Igneous Rocks

4 Sedimentary Rocks How They are Made Wind and water break down the earth Wind and water break down the earth Bits of earth settle in lakes and rivers Bits of earth settle in lakes and rivers Layers are formed and build up Layers are formed and build up Pressure and time turn the layers to rock Pressure and time turn the layers to rock

5 Types of Sedimentary Rocks Gypsum Sandstone Shale Limestone Conglomerate

6 Metamorphic Rocks What are They? Rocks that have changed Rocks that have changed They were once igneous or sedimentary They were once igneous or sedimentary Pressure and heat changed the rocks Pressure and heat changed the rocks

7 Types of Metamorphic Rocks SchistGneiss

8 Igneous Rocks What are They? Fire Rocks Fire Rocks Formed underground by trapped, cooled magma Formed underground by trapped, cooled magma Formed above ground when volcanoes erupt and magma cools Formed above ground when volcanoes erupt and magma cools

9 Types of Igneous Rocks Granite Scoria Pumice Obsidian

10 Rocks Have Been Used For Many Years and For Many Things

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26 Rocks


Download ppt "Rocks Types of Rocks Sedimentary Rocks Metamorphic Rocks Igneous Rocks."

Similar presentations


Ads by Google