solids, gases & liquids
what has a shape or volume
A solid
what is a physical change?
a form or a change of a material
Phase change of a solid turning into a liquid
is melting
what are the three states of matter?
liquid,solid and gas
What state of matter is Helium?
a gas
Physical changes do not create these.
a new substance.
When heat is added to a liquid and becomes a gas.
It is evaporation.
Which is a soild, jelly or carboard?
carboard
Another name for the states of matter?
Phases of matter
what is the difference between chemical & physical change?
a chemical change can't be changed back to it's old form but physical change can.
Phase change of a gas turning into a liquid?
is condensation
is condensation matter?
Yes it is
How can you describe a solid, a liquid, or a gas
pick one
liquid: has volume but is able to change shape
solid: has volume and shape.
gas: has no volume or shape.
What are Physical properties?
example: mass, volume, colour, and odor.
Change from a liquid to a solid?
Is Solidification
what makes something matter
takes up space and has a weight
In what state do molecules move extremely quickly and by bouncing off each other
a gas
Chemical changes are difficult to ______.
reverse
At what state dose a liquid turns into a gas because of heat is.
is boiling point
What are all molecules always in a constant state of?
Motion