Aquatics - Unit 1 Review: Scientific Method, safety, fish tank

Approved eye protection devices (such as goggles) are worn in the laboratory

• At all times

• To avoid eye strain

• Only if you do not have corrective glasses

• Only during dangerous experiments

If a laboratory fire erupts, immediately

• Notify your teacher

• Run out of the room

• Throw water on the fire

• Open all windows

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

• Figure it out as you go

• Ask the teacher before proceeding

• Skip that part

• Guess what to do

If you are heating a substance in a test tube

• Point the open end at yourself

• Point the open end away from all people

• Look directly into the tube

• Hold it with your hands

You have been injured in the laboratory. First you should

• Tell the teacher at once

• Try to fix it yourself

• Ignore it

• Leave the room

In a laboratory, the following should NOT be worn.

• Loose clothing

• Closed-toe shoes

• Safety goggles

• Lab coat

The following footwear is best in the laboratory.

• Closed toed shoes

• sandals

• no shoes at all

• none of the above

Horseplay or practical jokes in the laboratory are

• Allowed

• Not allowed

• Sometimes allowed

• Always allowed

Scientific work usually begins with what?

• Asking a question

• Making an observation

• Formulating a hypothesis

• Conducting an experiment

If the pH of lemon and clothes detergent were measured,

• Lemon is acidic

• Detergent is basic

• Both have the same pH

• Lemon has a higher pH than detergent