1. Protons, Neutrons & Electrons cont…

2. Entry Task Atoms are made of Protons, Neutrons & Electrons What charge do you think protons have? What about electrons? How will a proton and an electron act when they are near each other?

3. Hydrogen Atom

4. About Atoms… Atoms look like this-ish Protons & Neutrons cannot move around Electrons do move around

5. What makes objects attract or repel? Experiment 1: Charged Plastic & Charged Skin What did you observe? Why do you think this happened?

6. What makes objects attract or repel?

7. What makes objects attract or repel? Experiment 2: Charged Plastic & Neutral Desk Experiment 3: 2 Pieces of Charged Plastic Challenge: Try to use science words such as: Positive, Negative, Charge, Electron, Proton, Attract, Repel As you discuss your experiment

8. Extension: Charged Balloon & Paper In your captions, use science words such as: Positive, Negative, Charge, Electron, Proton, Attract, Repel

9. Homework: Element Poster Project Due Tuesday 9/16

10. Exit Task: What holds a hydrogen atom together?