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- 1. Multiple Choice
Which part of the Bunsen flame is the hottest?ABCD - 2. Multiple Choice
The gas should be turned on ____________ lighting the match.
Before
After
- 3. Multiple ChoiceWhen should you tie back long hair or baggy clothing?When working with chemicalsWhen working with a Bunsen burnerWhen doing dissections.Any time you are working in the lab.
- 4. Multiple ChoiceWhen is it OK to eat or drink in the lab?AlwaysNever
- 5. Multiple ChoiceIf you break glassware in the lab, you should...Tell the teacherClean it up quickly before the teacher noticesScream at the top of your lungs
- 6. Multiple ChoiceBefore leaving the lab you should always wash your hands.TrueFalse
- 7. Multiple Choice
What do you call the part of the burner that "twists" ?
Base
Collar
Cylinder
- 8. Multiple ChoiceGoggles must be worn when using or working with a Bunsen BurnerFalseTrue
- 9. Multiple Choice
To produce the most heat, you should twist the collar until you see ______
A dark blue cone
An orange cone
A yellow cone
A light blue cone
- 10. Multiple Choice
Name this part of the Bunsen Burner: A
Barrel
Collar
Air Hole
Base
- 11. Multiple ChoiceWhat are these?flaskstest tubesgraduated cylindersbeakers
- 12. Multiple ChoiceUsing one or more of your senses to gather information is calledobservinginferrringpredictingclassifying
- 13. Multiple ChoiceA possible explanation for a set of observations or answer to a scientific question is called a(n)predictionhypothesistheorylaw
- 14. Multiple ChoiceIn a scientific experiment, the one variable that is purposely changed to test a hypothesis is called the ____________ variable.independentdependentcontrolledresponding
- 15. Multiple ChoiceWhen heating a test tube, it should bepointed away from yourself and other studentsheld with two fingersfilled completely with the liquid being heatedheated over a tripod and gauze mat.
- Answer choicesTagsAnswer choicesTags