1. Common Elements on Earth
Earth Science Introduction

2. Where are elements found?
What are elements?
Where are elements found?

3. Found in STARS and OUR SUN!
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. ALL living things are made of CARBON
Symbol = C
ALL living things are made of CARBON
Helps to tell the age of rocks & fossils

6. Found in muscle-building protein And our Atmosphere (AIR)
Nitrogen
Symbol = N
Found in muscle-building protein
And our Atmosphere
(AIR)

7. Oxygen
Symbol = O
Found in our AIR
And Earth’s crust

8. Symbol = Na Found in SALTWATER Earth’s crust & salt we use on FOOD
Sodium
Symbol = Na
Found in SALTWATER
Earth’s crust
& salt we use on FOOD

9. Combines with Sodium to make salt found in ocean water (NaCl)
Chlorine
Symbol = Cl
Combines with Sodium to make salt found in ocean water (NaCl)
And in pools

10. Aluminum Symbol = Al Found in Earth’s crust
Used for making airplane parts

11. Found in rocks, sand, and soil of Earth’s crust Si+O=“silicates”
Silicon
Symbol = Si
Found in rocks, sand, and soil of Earth’s crust
Si+O=“silicates”
Which are in rock-
forming minerals

12. Calcium
Symbol = Ca
Found in bones, shells, milk and Earth’s crust

13. Found in Earth’s crust and CORE
Iron
Symbol = Fe
Used in steel structures
Found in Earth’s crust and CORE

14. Nickel
Symbol = Ni
Found in coins
Found in Earth’s CORE

15. Magnesium
Symbol = Mg
Found in plants & rocks

16. Used for nuclear energy
Uranium
Symbol = U
Used for nuclear energy