Earth Science Introduction

1
Common Elements on Earth

• Earth Science Introduction

2
What are elements?

• Where are elements found?

3
Hydrogen

• Symbol H
• Found in STARS and OUR SUN!

All images from Word ClipArt
4
Helium

• Symbol He
• Found in OUR SUN
• And party balloons

5
Carbon

• Symbol C
• ALL living things are made of CARBON
• Helps to tell the age of rocks fossils

6
Nitrogen

• Symbol N
• Found in muscle-building protein
• And our Atmosphere
• (AIR)

7
Oxygen

• Symbol O
• Found in our AIR
• And Earths crust

8
Sodium

• Symbol Na
• Found in SALTWATER
• Earths crust
• salt we use on FOOD

9
Chlorine

• Symbol Cl
• Combines with Sodium to make salt found in ocean
  water (NaCl)
• And in pools

10
Aluminum

• Symbol Al
• Found in Earths crust
• Used for making airplane parts

11
Silicon

• Symbol Si
• Found in rocks, sand, and soil of Earths crust
• SiOsilicates
• Which are in rock-
• forming minerals

12
Calcium

• Symbol Ca
• Found in bones, shells, milk and Earths crust

13
Iron

• Symbol Fe
• Used in steel structures
• Found in Earths crust and CORE

14
Nickel

• Symbol Ni
• Found in coins
• Found in Earths CORE

15
Magnesium

• Symbol Mg
• Found in plants rocks

16
Uranium

• Symbol U
• Used for nuclear energy