Laboratory Safety and Equipment

Long hair in a lab must always be

• Cut short
• Held away from the experiment with one hand.
• Clean and neatly groomed
• Kept completely out of the way.

What should you always do after you have completed a lab?

• Write your lab report.
• Clean the laboratory material you used and put them away.
• Leave your material out for the next class.
• Throw all materials away.

What should you do first if there is an accident and something breaks during a lab?

• Carefully clean up the mess.
• Warn your classmates that something broke.
• Tell the teacher
• Finish your experiments

Horseplay, practical jokes, and running in the classroom are

• OK if the teachers not looking
• allowed if nobody gets hurt
• always against the rules
• allowed if there is no lab being done

Which activity is allowed in a laboratory

• Eating
• Drinking
• Chewing gum
• None of the above

If you do not understand a direction or part of a laboratory procedure, you should

• Figure it out as you do the lab
• Skip it and go on to the next part.
• Ask the teacher before proceeding.
• Try several methods until something works.

Lab work should be started as soon as you enter the room even if the teacher is not there.

• True
• False

Never take materials from the lab without permission.

• True
• False

Completely read all directions before beginning the experiment.

• True
• False

It's OK to mix chemical to learn what would happen even if it is not part of the lab.

• True
• False

Tags

NGSS.MS-PS1-2