1. Lab Equipment and Measurements
White Plains High School
Science Dept.

2. Graduated Cylinder Measures volume of liquids Unit: liter (mL)
Procedure: Place cylinder on a flat surface, get at eye level with the liquid, and read the bottom of the miniscus, the curved part of the liquid.

3. Correct Technique!

4. Meniscus

5. Practice

6. Beaker
Can be used to measure large volumes, but not as accurate as a cylinder.
Mainly used for pouring and mixing.
Unit: ?

7. Triple-Beam Balance Measures mass (amount of substance Unit: gram (g)
Procedure: Place balance on a flat surface, adjust masses until the arm balances. Take the sum of the 3 masses.

8. Practice!

9. Spring Scale
Measures weight (the force of the pull of gravity on a substance)
Unit: Newton (N)

10. Look more familiar?

11. Meterstick or Ruler Measures distance or length
Unit: meter (m) or cm (centimeter)

12. Thermometer
Measures temperature
Unit: Kelvin (K) or °Celcius (°C)

13. Practice!

14. Stopwatch or Timer
Measures: ?
Unit: ?

15. Other Equipment
Test tube
Funnel
Bunsen burner
Test tube clamp

16. Other Equipment (cont.)
Ring stand
Erlenmeyer flask

17. Dissection Equipment
Forceps
Teasing needle
Probe and seeker
Scalpel

18. IMPORTANT Prefixes Kathy Has Dirty Underwear, Don’t Check Mine!
kilo = 1000
hecto = 100
deca = 10
Basic unit
deci = 1/10 = 0.1
centi = 1/100 = 0.01
milli = 1/1000 = 0.001