1. Chemistry, Part I

2. A bike is made up of a frame and wheels.

3. Mud is made of dirt and water.

4. A cloud is made up of tiny water droplets.

5. Bigger things are made up of many smaller things.

6. Next, I am going to tell you something important.

7. Everything you see in the world is made up of elements.

8. Gold is very pretty and expensive.

9. Gold is also element number 79, called Au.

10. Silver is shiny and pretty too.

11. Silver is element 47, called Ag.

12. Silver and gold are elements. There are many more elements. How many?

13. This many. This is the Periodic Table of Elements
This many. This is the Periodic Table of Elements. (Let’s find Au and Ag.)

14. Want to know what elements 1 and 2 are? They are gases.

15. Element 1 is H, for Hydrogen.

16. Hydrogen is a gas. You can’t see it
Hydrogen is a gas. You can’t see it. But it filled up this blimp like a balloon!

17. Element 2 is He, for Helium.

18. Helium is a gas. You can’t see it. But it fills up your balloons!

19. The elements, like hydrogen, helium, gold, and silver, make up the universe!

20. The End