Lab Jobs
Who is in charge of filling and refilling the graduated cylinder with liquid?
Table Leader
How far apart should your team set up from other groups?
at least 150 cm
What is the FIRST thing that should be done once your area is setup and you are ready to start the lab?
Table Leader needs to fill the graduated cylinder with their assigned liquid
Who checks the tool bucket to make sure all of the supplies are in it?
Table Leader
Who holds the measuring tape and monitors how high each canister launches?
Resource Specialist
How far from the cardboard launch pad should you place the cone?
70 cm
What happens AFTER the Table Leader comes back with the filled graduated cylinder?
The Table Leader pours the liquid into the canister AND the Materials Manager quickly adds the solid.
What should the Materials Manager do with the supplies from the supply bucket once we get back to the classroom?
Place all contents in the gray tray on the black table in the front of the room
Who adds the solids, put the lid on the canister, and puts canister lid-side-down on the ground?
Materials Manager
What do all team members need to wear for the entire lab?
goggles
How many trials do you conduct of EACH solid?
Three
What should the Resource Specialist and Recorder do once we get back to the room?
Confirm the data to ensure that measurements are accurate
Who dumps canisters and rinses them out in water after chemical reaction?
Materials Manager
How many mL of liquid does the Table Leader pour into the graduated cylinder?
20 mL
What are the three solids that you are testing?
Alka-Seltzer, Tums, and baking soda
What should the Table Leader and Materials Manager do once their finish their jobs?
Copy down the data
Who is on the ground to determine the height of the launch AND records the data in their notebook?
Recorder
How many types of LIQUID is each group testing?
ONE (either soda OR vinegar)
How many trials are you conducting in TOTAL? (Hint: All trials for all solids)
Nine
What should EVERYONE do once they have finished copying down the data?
Calculate averages