Equipment and Practice
True/False: It is okay to leave a Bunsen burner unattended as long as you are coming right back.
False
Should students ever go into the closet where the chemicals are stored?
NEVER!
True/False: It is okay to remove chemicals, specimens, and other equipment from the lab.
False
This is made of glass or plastic and is used for mixing liquids and solutions
stirring rod
If the lab equipment doesn't work properly what should you do?
Tell the Teacher.
When heating a test tube, what should you never do?
Look down the nozzle of the test tube or aim the opening at anyone else.
When is it appropriate to take off you glasses in the science lab?
When the lab is complete over, all the equipment is put away properly, and the teacher says so
This is made of metal and is used to transfer solids between containers
scoopula
If you break glass, what should you do?
Tell the teacher as quickly as possible - NEVER PICK UP BROKEN GLASS YOURSELF
Get into the science cabinets and drawers to get the materials out for a lab anytime without permission?
No
In case of a fire, what first two steps should be done?
1-Tell the Teacher.
2-Use the fire blanket to cover the fire.
(An ordinary blanket would catch fire but a fire blanket is treated with fire repellant.)
The last step of every science lab should be?
Wash your hands.
This is made of plastic and is used to measure the amount of granulated, liquid, or solid samples.
weigh boat
Is it okay to use imperfect glassware in science? (i.e. beakers and test tubes that are chipped or cracked) If not, why?
No. If glass is chipped or cracked, the structural integrity of the glass has been jeopardized, meaning it could easily crack, break or burst under extreme conditions such as heating by a Bunsen burner.
What should be brought to a science lab?
Your lab/worksheet (your binder), a writing utensil and lab appropriate clothing
What equipment is necessary to set up a filtration? (list 3 things)
Funnel, filter paper, beaker
When using a Bunsen burner, what safety gear should you wear and use?
Goggles, apron, hair should be pulled back, and the item or test tube you are heating should be held or suspended appropriately with lab equipment (no holding objects with bare hands or near your face!)
If a teacher was to tell you to smell a chemical, what is the proper technique to smell anything in a science class called?
Wafting - a student waves their hand over a container to pass the air above the container they are holding towards their nose. NEVER SMELL ANYTHING DIRECTLY WITH YOUR NOSE.
What is the 1st step of every science lab?
Read all written directions, listen to any spoken directions, and ask any questions.
A narrow-mouthed container used to transport, heat or store substances, often used when a stopper is required
Erlenmeyer flask