Safety in the Physics Laboratory

20 practice flashcards covering key safety rules and symbols from the Physics Laboratory notes.

What protective gear must you always wear in the physics lab?

A lab apron and safety goggles.

Which items of clothing or accessories are prohibited in the lab?

Long necklaces, dangling bracelets, bulky jewelry, bulky or loose-fitting clothing, open-toed shoes, and long hair should be tied back.

Is it permissible to work alone in the lab?

No — you must work only under the supervision of your teacher.

Where should books and bags be kept during experiments?

Only books/notebooks needed for the experiment; other items should be stored in your desk, locker, or designated area.

What should you do before entering the lab to start an experiment?

Read the entire experiment; the teacher will review safety precautions; ask if you are unsure.

What should you do with safety symbols and cautions?

Always heed them—they are provided for your safety.

What emergency procedure knowledge is essential in the lab?

Know the fire drill procedures and the location of fire exits and emergency equipment.

If your clothing catches fire, what is the correct action?

Walk to the safety shower, stand under it, turn it on, and call your teacher.

What should you do if you experience an accident or illness in the lab?

Report it to the teacher immediately, even if it seems minor.

What should you do about spills in the lab?

Report spills to the teacher; the teacher will decide if and how it should be cleaned safely.

What must happen before attempting a student-designed inquiry investigation?

The investigation must be approved by the teacher.

Are unauthorized experiments or improper use of materials allowed?

No.

What does staying alert in the lab involve?

Proceed with caution and be aware of others near you or your equipment.

Is horseplay permitted in the lab?

No — it is very dangerous.

Are food, drinks, or chewing gum allowed in the lab?

No.

Should you taste chemicals or touch them with bare skin?

Never; do not taste chemicals or touch them with bare skin.

What cautions apply when using hot plates or heating devices?

Use extreme caution; keep head, hands, hair, and clothing away from flames or heating areas; turn devices off when not in use; never leave hot plates unattended; cool items before storing.

What guidelines apply to electrical equipment in the lab?

Avoid frayed or twisted wires; keep hands dry; cords should not dangle; do not yank wires; disconnect devices before leaving; only use equipment provided by the teacher.

How should you maintain the lab workspace and equipment?

Keep work areas and apparatus clean and neat.

When should you wash your hands after a lab activity?

Thoroughly with soap and water at the conclusion of each investigation.