Lab Equipment
Units/Conversion
Conversion
Microscope
Enzymes/Macromolecules
100
What is this piece of equipment called?
Beaker
100
How many milimeters are in a centimeter?
10
100
How many milligrams are in a gram?
1000 mg
100
What is the first step of using a microscope?
Make sure the stage is all the way down.
100
What is an enzyme?
A catalyst that speeds up the reaction by lowering the activation energy level
200
What is this piece of equipment called?
Graduated Cylinder
200
How many cenitmeters are in an inch?
2.5 cm
200
How do you use a scale in lab?
Turn on scale
If using a weigh boat- zero the scale first
Add object- read measurement
200
What objective do you start with for locating an object on your slide?
The lowest objective (4x)
200
What must the enzyme bind to during the reaction process?
The substrate (what requires Oxygen then gets broken down)
300
What is the units and the actual measurement in this particular equipment?
Estimated of 250mL (actual we can say is 200mL)
300
How many milimeters are in an inch?
25mm
300
What is the volume of an object that is
Length= 2.5 in
Width= 3.0 in
Height= 1 in
7.5 in3
300
If I have an object of 10x, what is my magnification?
100
300
How did we note the enzyme activity in lab?
The bubbles which show the enzyme working on the potato slurry
400
What is a Meniscus?
Where the liquid rises above the actual line of measurement since it is sticky to the glass ware
400
What is the unit for grams?
g
400
What is the temperature of 23.5oF in Celsius?
(Hint: oC= 5/9(oF - 32)
-4.72 oC
400
Which objective is going to give me a wide range to view from on the slide?
Which objective is going to give me the most detail on the slide?
Lowest (4x)
Highest (40x)
400
What does the sudan's test test for?
Lipids
500
What is this piece of lab equipment called? What units do we read it in?
Thermometer
oC500
What is the unit for mililiters
mL
500
How many grams = mililiters = cm3
1g= 1mL= 1cm3
500
When viewing the slides, how to they appear on the lenses?
Inverted (opposite)
500
Which one of these test is (+) vs (-)
Left is positive, and the right is negative