15011491
Description
Quiz by Samielle Baldillo, updated more than 1 year ago
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Created by Samielle Baldillo
about 6 years ago
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Question 1
Question
Long hair must be secured to the back of your head.
Answer
- True
- False
Question 2
Question
What things do you need to wear before beginning any laboratory exercise?
Answer
-
Goggles
-
Safety apron or a lab coat
-
Gloves
-
All of these
Question 3
Question
What should you do if a glass breakage occurs?
Answer
-
Immediately contact your teacher.
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Leave it where it is without telling anyone.
-
Run out of the classroom.
-
Touch it to see if it is safe.
Question 4
Question
What should you maintain in your lab work area?
Answer
-
A messy work space.
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Lots of food and drink.
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Chemicals spread all around you.
-
A clean and tidy work space.
Question 5
Question
What should you do if a flame from a burner leaps out of the burner toward you?
Answer
-
Touch it with your finger to turn off the fire.
-
Get out of the way and turn the gas off immediately.
-
Touch the flame to see how hot it is.
-
None of these.
Question 6
Question
Always point a test tube or bottle that is being heated towards you and others.
Answer
- True
- False
Question 7
Question
If you are heating a liquid, what should you NEVER do?
Answer
-
Heat the liquid in an open container.
-
Heat the liquid in a closed container.
-
Add boiling chips to the container.
-
All of these.
Question 8
Question
What should you NEVER do if you have heated a container?
Answer
-
Test its temperature.
-
Pick up the container with your hand.
-
Pick up the container with a clamp.
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All of these
Question 9
Question
Never heat a chemical unless instructed to do so.
Answer
- True
- False
Question 10
Question
What should you NEVER do in the lab?
Answer
-
Run while holding a beaker with chemicals.
-
Play practical jokes on people.
-
Mess around with your friends.
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All of these
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