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Mr. Mac Lab Safety
Lab Safety and Equipment
Question | Answer |
---|---|
What piece of lab equipment is used for looking at extremely small things? | Microscope |
What piece of lab equipment is used for measuring mass? | Balance Triple Beam-Digital-Pan |
What piece of lab equipment is used for measuring distance or length? | meter stick or metric ruler |
What basic metric unit will we use when measuring mass? | grams |
What piece of lab equipment is used for measuring liquid volume? | a graduated cylinder (A pipette or eyedropper will also work if a very small volume is needed) Beaker and Flask are not precise |
Stay at your ______________ ________________ . | lab station You should not go to OR talk to people at other lab stations |
Make sure when working at you lab station nothing is to close to... | ...the edge. |
It is important to make sure your lab station stays... | ...neat, clean, organized, dry, etc... |
No playing around during ______________ __________________. | Lab work |
Use lab materials/supplies as ________________________. | directed/intended |
If something potentially dangerous gets into your eyes -use the eye wash for ________ minutes | 15 |
If you were measuring liquid volume and you needed a precise measurement, what piece of lab equipment would you use? | graduated cylinder |
What piece of lab equipment could I use to hold liquid when heating it over a Bunsen Burner? | flask or beaker AND even a test tube |
What piece of lab equipment holds things for you? | lab stand |
If you are not using something at a lab station you should... | ...put it away. |
If you are using an unknown substance or a potentially dangerous chemical we will always... | ...wear safety glasses, gloves and be very careful. |
What is weight? | The pull or force of gravity on matter. |
How are weight and mass different? | Mass is not changed by gravity, weight is. |
What basic metric unit is used for measuring distance? | meter |
If you were going to grow bacteria in a lab you would need many _________ ________ for the bacteria to grow and live in. | Petri dishes or culture dishes. |
What is a meter? | The basic metric unit used for measuring distance. |
Name some of the safety equipment in our lab. | Eye wash, fire extinguisher, telephone, safety goggles and fire blanket. |
40mL of water is a measurement of.... | volume ...the amount of space the water take up. |
30g is a measurement of... | mass ...how much matter something has. |
500cm is a measurement of... | distance ...how long, wide or tall something is. |
What is volume? | How much space something takes up. |
What BASIC metric unit is used when measuring liquid volume? | Liters or milliliters |
What is mass? | How much matter is in something. You could also say... The amount of matter that something is. |
Broken glass gets cleaned up carefully after you tell the _________________ and gets put in the ________________________________. | teacher.... broken glass container/sharps container |
Always ____________ when smelling things in the lab area | waft |
Don't use chipped, cracked or broken _________________________. | glassware |
If Mr. Macdonald was on fire, what 3 things should the students do while he stops. drops and rolls? | Get the fire blanket, fire extinguisher and get a TEACHER. |
Notify your teacher if there are any ________________, ______________, _________________ or _________________. | accidents, cuts, spills or breaks |
What are the 2 most important things to d before beginning lab work? | Know/understand what you are about to do and Have permission to begin |