1. Properties of Water
Grades 3-5

2. Physical State
The classification of matter as a solid, liquid, and gas

3. Changes in State of Matter
Condensation
Freezing
Melting
Evaporation

4. Constant
Not changing; the same

5. Boiling Point
The temperature at which temperature changes states from a liquid and gas (the boiling point of water is 100*C)

6. Melting Point
The temperature at which a substance changes from a solid to a liquid

7. Freezing Point
The temperature at which a substance changes states from a liquid to a solid (freezing point of water is 0*C)

8. Condensation
Physical change in matter from a gas to a liquid

9. Evaporation
Physical change in matter from a liquid to a gas

10. Hot Plate
An instrument used to heat substances

11. Beaker
A tool used to heat and measure substances

12. Thermometer
A tool used to measure how hot or cold something is. A tool used to measure the melting, freezing, and boiling point of water.