What would increase the height travelled of a bottle rocket? How high did it go??? What would increase the height travelled of a bottle rocket? What did you find online that might work??? My design did/did not go higher than the control If I design the bottle rocket to have ____, then the bottle will launch higher. What did you add to your bottle rocket design? What can we compare to? How high did it go compared to the control??? All rockets must have mass/cone on top , fins, and a 2L bottle My design did/did not go higher than the control How will we measure if your rocket design worked? What do you need to make your bottle rocket??? Did anything prevent your rocket from going as high as predicted? What steps do you need to take to build and test your rocket? 1. 2. 3. 4. 5. 6. 7. My rocket would have gone higher if… My design did/did not go higher than the control My hypothesis was/was not supported because… I would change _____ in my design to make it go higher. I think a better way to test increasing height of rockets would be to …

Pre-Launch Directions Write group members names on paper Turn in to the bucket Download AUTO DISTANCE on App Store Group Roles Engineer-pumps the bottle (wears goggles) Assistant Engineer-sets up bottle and measures using App Recorder-writes down distance travelled and takes pictures/video of launch

Pre-Launch Setup Engineers-Fill bottle ¼-1/2 full of water using Funnel Asst Engineers-Practice using the AUTO DISTANCE App Recorder- setup phone for pics/video

Launch Rules Leave all materials in room Recorder take paper Engineer take filled rocket Goggles worn for ASST and ENGINEER No play fighting, rude talk, etc. If not launching, stay on the track When called, bring your rocket to the launch sites After launch, retrieve your bottle and put it in the trash bags on the fence