1. Know what you’re working with!!
Laboratory Tools
Know what you’re working with!!

2. Beaker Glass or plastic Varies in size (small to large)
Approximate measurement of a liquid

3. Test Tube & Test Tube Rack
Glass Tubes
Holds small amounts of liquid
Test Tube Rack = “Storage”

4. Test tube tongs / holder / grippers

5. Graduated Cylinder Glass or plastic Varies in size (small to large)
Precise amount of liquid
Graduations = “lines” that increase from bottom to top

6. Safety goggles / goggles
Protects your eyes from chemicals/hazardous substances

7. Funnel
Precise pour from larger container to smaller container

8. Bunsen Burner
Heating/melting substances

9. Dropper Picks up small amounts of liquid
Release liquid one-drop at a time

10. Thermometer Glass Measures how hot/cold a liquid is
Contains the element mercury = poisonous!!!
Not for use on your body!

11. Triple-beam Balance Very fragile Determines the mass of an object
Always hold with TWO hands
Determines the mass of an object
Ever stepped on a scale at the doctor’s office??
Mass is similar but not the same as weight

12. Microscope VERY fragile! Observe very small objects/organisms
Always hold with TWO hands
Observe very small objects/organisms

13. Microscope Slides & Coverslips
Slide = Glass
Coverslip = Plastic
Holds specimen in place under microscope
No creepy crawlers!

14. Now……what you’ve been waiting for…….
Dissections!!!!!

15. Dissecting tray Size of binder paper
Keep specimen in here while dissecting
May/may not have rubber on the bottom

16. Dissecting tools Scissors – Cut open specimen
Probe – Pointing or holding open parts of specimen
Forceps – Holding open specimen or holding to eyelevel for observation