Wake-up List five pieces of lab equipment in the picture. What are three pieces of lab equipment that can be used to measure volume?
Measurements
The distance between two points. Length The distance between two points.
Meter (m); Centimeter (cm); Millimeter (mm) Unit for Length Tool Meter (m); Centimeter (cm); Millimeter (mm) Ruler; Meter Stick
Mass The amount of matter (substances) within an object Who has the most matter, an elephant or a mouse? Who has the most mass?
Units for Mass Grams (g) Tool Electronic Balance
The amount of space a substance occupies; gas, liquid or solid Volume The amount of space a substance occupies; gas, liquid or solid
Units for Volume Tools Liter (L); Millimeters (mL) Graduated cylinder (Preferred); Beaker; Flask
Curved upper surface of a liquid in a tube Meniscus Curved upper surface of a liquid in a tube Meniscus
How to read volume of a liquid What is wrong with the picture?
The graduated cylinder should be on a flat surface; Need to read volume at eye level
Read volume at the BOTTOM of the meniscus
Practice reading volume on a graduated cylinder Find the scale of the graduated cylinder. Read at the bottom of the meniscus. 8.45 mL
Practice reading volume on a graduated cylinder Find the scale of the graduated cylinder. Read at the bottom of the meniscus. 32.5 mL
Practice reading volume on a graduated cylinder Find the scale of the graduated cylinder. Read at the bottom of the meniscus. 33.5 mL
Practice reading volume on a graduated cylinder Draw in the water level for 11.4ml
Measure of the warmth or coldness of an object. Temperature Measure of the warmth or coldness of an object.
Celsius (°C), Fahrenheit (°F); Kelvin (K) Units for Temperature Tools Celsius (°C), Fahrenheit (°F); Kelvin (K) Thermometer