Lab Safety
Name two personal protective equipment (PPE) items you should wear in the lab.
What is gloves, goggles, apron, and close-toed shoes
What is a sigfig, and why are they important?
What are numbers that carry meaning and tell the precision of measurements.
Convert the number 5,300 into scientific notation.
What is 5.3 x 103.
What tool would you use to measure length?
What is a ruler or meter/yard stick?
How does the metric system convert between prefixes?
What is by the power of tens.
What are two pieces of lab safety equipment? And where are they in our room?
What are shower/eye-wash station (in the front by the door), the fume hood (behind the board), the fire extinguisher/fire blanket (by the shower), and the first-aid kit (on top of the white cabinet)
How many sigfigs are in the number 3289?
What is 4 sigfigs.
Convert the number 0.000045 into scientific notation.
What is 4.5 x 10-5.
How do you read the meniscus on a graduated cylinder?
What is eye level and from the bottom.
Convert 5 kilometers to meters.
What is 5,000 meters.
What should you do if you break something in the lab?
What is tell the teacher IMMEDIATELY.
How many sigfigs are in the number 3902.394?
What is 7 sigfigs.
Why do we use scientific notation?
What is because we don't want to have to write a ton of zeros.
What are some tools you use to measure time?
What are clocks and stopwatches.
If I have a 40-oz water bottle, how many mL is that?
Whst is 1182.94 mL.
What should you do before beginning any lab?
What is read/listen to any instructions provided and understand them.
Calculate the sum of 2.5 + 3.14 in the correct number of sigfigs.
What is 5.6.
Convert 6 x 10-5 into standard form.
What is 0.00006.
Which system of measure do we in America use?
What is the imperial system.
You spend 8 hours at school learning every day. How many minutes a day do you spend at school?
Once you have started a heating device, you should...
What is, never leave it unattended.
What is the product of 390 x 3.269 in the correct number of sigfigs?
What is 1300.
Convert 3.9 x 103 into standard form.
What is 3,900.
What are the two systems of measurement we now know about?
What are the imperial system and the metric systems.
What should you identify before beginning a conversion problem?
What is your starting unit and your target unit.