Exit Ticket 1: Science Safety and Safety Symbols

Which of the following should NOT be worn

during a Physics laboratory activity? _____ should not be worn during a Physics laboratory activity.

• loose clothing

• dangling jewelry

• sandals

• All of the above.

The appropriate eye protection for use in the Physics laboratory are (a)   .

Whenever disconnecting an electrical connection from an electrical socket, always _____, to avoid causing any fraying or damage that may expose 'live' wire.

• turn off the device

• pull the plug

• make certain that hands are dry

• perform all options

When the teacher gives you permission, you are allowed to throw objects in the Physics laboratory. _____.

• True

• False

• It's difficult to know.

What should be done about long hair in the physics laboratory? Long hair should be _____.

• cut short

• held away from the experiment with one hand.

• always neatly groomed

• tied back or kept entirely out of the way with a hair band, hairpins, or other confining device.

When you finish working with chemicals, biological specimens, and other lab substances or equipment, always _____.

• treat your hands with skin lotion.

• wash your hands thoroughly with soap and water

• wipe your hands with a paper towel

• wipe your hands on your clothes

What is the appropriate technique used to observe the fumes in a test tube? You should (a)   the fumes across the top of the test tube towards your nose.

If you get a chemical in your eyes during a laboratory activity, how long should you flush your eyes at the Eye Wash Station? You should flush your eyes for _____ minutes, at least.

• 2

• 5

• 10

• 20

Whenever diluting an acid, always pour the _____.

• acid into water

• water into the acid

• acid and water into an empty container simultaneously

• You would never dilute an acid.

The safety symbol shown to the left represents a(n) _____ caution, meaning never reach across a lit burner.

• Flammable Substance

• Fire Danger

• Open Flame

• NonFlammable Substance