1. Monday 10/2/17 Please fill out your assignment notebook for the week.
Notebook Entry: Which pool float (in the picture to the right) do you think will provide the most buoyant force for two people to sit on? Explain why.

2. Buoyant Force Review with Brain Pop!

3. Build a Better Boat 2
Just when you thought you had it all figured out, the gatekeeper tells you that you that your boat must float through the 5 cm opening and carry two more keys (one hex nut).
He wants you to show him a final design that will carry 8 keys (4 hex nuts) and fit through the 5 cm opening. He will then be confident in giving you the keys to the fort.

4. Criteria and Constraints
Build a Boat
Float for 20 seconds
Carry 8 keys (4 hex nuts)
Build and Test in 10 minutes
5” x 5” piece of tinfoil
No other materials
One get 1 piece of tinfoil
Must fit through a 5cm wide opening.

5. Build a Better Boat 2
Think about what you have learned about density and buoyancy.
You are welcome to use ideas of other groups, but you must make sure to give them credit.
Keep track of your design(include measurements and labels) and number of keys the boat holds on your Boat Records Sheet.

6. Prepare your Solution Brief
Work together with your team to answer the Solution Brief Questions.
Use complete sentences.
Answer questions in terms of your 3rd boat
If you use ideas from other teams give the credit in number 2.
Be prepared to share this information in class tomorrow.