How can you change liquid matter?
By heating or cooling it
A change that cannot be undone.
Irreversible
What do you use to measure temperature?
Thermometer
To change something back to the way it was.
Reversible
A trait or feature of an object you can observe.
Property
Anything that has weight or takes up space.
Matter
Mix two or more objects together to make something new.
Combine
What makes a hammer useful? (flexible, soft, hard, floats)
Hard
Mixing cake batter (reversible, irreversible)
irreversible
Cutting paper (reversible, irreversible)
irreversible
Freezing apple juice (reversible, irreversible)
reversible
What are the three states of matter?
Solid, liquid, and gas
What materials would you use to fill a swimming pool? (concrete, water, air, wood)?
Water
What materials would you use to build a house? (water, air, wood, glass)
Wood
Squeezing juice from an orange (reversible, irreversible)
Irreversible
To put the pieces of something together (combine, assemble, property)
Assemble
