Oxidation, Create Oxygen (Erango)

Author

Christine Hirst

Principle(s) Illustrated

1. Chemical changes

2. Properties of oxygen

3. Role of oxygen

Standards

• 1.1.1 - Science Standard

• 1.1.2 - Science Standard

• 1.1.3 - Science Standard

Questioning Script

Prior knowledge & experience:

• Oxygen is necessary for life

• Oxygen is one of many atmospheric gases

Root question:

How can you tell if oxygen is present?

How can you create oxygen in a jar?

Target response:

There will be a change to potato

A flame could ignite

Common Misconceptions:

• Oxygen is created when you breath

• Oxygen is only created by plants

• oxygen would extinguish a flame

• Oxygen would change the pressure in the jar

• increase in Oxygen would alter the amount of fluid

Photographs and Movies

Put all photos in the class Picasa Album and reference here. Do not upload the photos directly to this wiki as there is not enough memory in the website.

Put all movies in your own Youtube account. Make sure that the account is set for public viewing. Insert the Youtube videos here.

References

Reference 1 (give the title of the page and insert a link. Don't just paste URL)

Reference 1 (give the title of the page and insert a link. Don't just paste URL)