Science
Rocks and Soil- The Rock Cycle
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The Rock Cycle
-What changes rocks? -water freezing -heat - plant roots -pressure -time -wind -rain -rivers |
Soil - made up of broken down rock and organic material. |
Erosion
Erosion
-Erosion is ALWAYS happening- it never stops
- It flattens hills and mountains
-Water can break apart rocks
- It can damage houses and structures
- Plant roots can cause erosion
-Chemicals and pollution in the air cause erosion
-Erosion is ALWAYS happening- it never stops
- It flattens hills and mountains
-Water can break apart rocks
- It can damage houses and structures
- Plant roots can cause erosion
-Chemicals and pollution in the air cause erosion
Fossils
M10 Fossils
-Trees can turn into fossils
-It takes a LONG time to dig out a fossil- up to 200 hours
- scientist use the rock around the fossil to determine the age of the fossil
- Fossils take a long time to form- billions of years
- fossilized means turned into a fossil
- Fossils are parts of animals or plants turned into stone
-Scientist use picks and brushes to dig fossils out.
-birds are related to dinosaurs
-there are different types of fossils all over the world
- Fossils are being made all the time
-fossils are evidence of living things
-fossils can be extinct animals
-Trees can turn into fossils
-It takes a LONG time to dig out a fossil- up to 200 hours
- scientist use the rock around the fossil to determine the age of the fossil
- Fossils take a long time to form- billions of years
- fossilized means turned into a fossil
- Fossils are parts of animals or plants turned into stone
-Scientist use picks and brushes to dig fossils out.
-birds are related to dinosaurs
-there are different types of fossils all over the world
- Fossils are being made all the time
-fossils are evidence of living things
-fossils can be extinct animals
