Answer the questions regarding laboratory rules in the attachmentAnswer the questions regarding laboratory rules in the attachmentAnswer the questions regarding laboratory rules in the attachment
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Mark the correct answers only.
1. Long hair must be secured to the back of your head.
2. What things do you need to wear before beginning any
All of these
Safety apron or a lab coat
3. What should you do if a glass breakage occurs?
Touch it to see if it is safe.
Run out of the classroom.
Immediately contact your teacher.
Leave it where it is without telling anyone.
4. What should you maintain in your lab work area?
A messy work space.
A clean and tidy work space.
Chemicals spread all around you.
Lots of food and drink.
5. What should you do if a flame from a burner leaps out of the
burner toward you?
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.
6. Always point a test tube or bottle that is being heated towards
you and others.
7. If you are heating a liquid, what should you NEVER do?
Heat the liquid in an open container.
Heat the liquid in a closed container.
Add boiling chips to the container.
All of these.
8. What should you NEVER do if you have heated a container?
Pick up the container with your hand.
Pick up the container with a clamp.
Test its temperature.
All of these.
9. Never heat a chemical unless instructed to do so.
What should you NEVER do in the lab?
Mess around with your friends.
Play practical jokes on people.
All of these.
Run while holding a beaker with chemicals
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