1. When using a ruler, we measure in _____________.
Let’s review…
centimeters
When using a ruler, we measure in _____________.
3.2 cm

2. Graduated Cylinder Measurements: Measuring Volume
Goal: Use a graduated cylinder to find the volume of liquids.

3. Graduated Cylinder—tool used to measure the volume of a liquid

4. Volume—the amount of space an object takes up
What is volume?
Volume—the amount of space an object takes up

5. Finding the volume of a regular solid…
L•W•H

6. V = l x w x h
Today…we are going to focus on finding the volume of liquids.

7. Graduated cylinders are marked in units of
A. Grams
B. Meters
C. Millimeters
D. Milliliters

8. Meniscus—curvature in the surface of the liquid
Let’s practice…
What is the volume?
Meniscus—curvature in the surface of the liquid

9. Let’s practice…
What is the volume?
35 mL

10. Let’s practice…
What is the volume?
73 mL

11. Let’s practice…
What is the volume?
13 mL

12. Follow the directions very carefully!
Colored Water Lab
Follow the directions very carefully!

13. Today’s Clean Up: Pour out the liquid in each of your test tubes.
You might have to rinse out the test tubes if there’s color remaining in them.
DO NOT POUR OUT THE BEAKERS!
Rinse out any lab tool that needs it.
Push in your stool and sit down.