States of Matter
What are the three states of matter we focused on this year?
Solid, Liquid, Gas
Name two properties of matter.
Answeres vary
What is the name for the phase change from solid to liquid?
Melting
True or false: A color change is always a chemical change
False
Name a real world example of a mixture or solution.
Answers vary.
What is the fourth state of matter?
Plasma
What does volume measure?
The amount of space something takes up.
What is the name for a phase change from solid to a gas?
Sublimation
True or false: burning is a chemical change?
True
Can mixtures be made with liquids?
Yes
Which state of matter has the lowest amount of energy?
Solid
What is mass?
The amount of stuff that something is made up of.
What is the name for the phase change from liquid to gas?
evaporation
True or false: a window breaking is a chemical change.
False
Is a air a mixture or an element?
mixture
Of the three states we focused on, which state of matter has the highest amount of energy?
Gas
What two properties do you need to know to calculate density?
mass and volume
What is the name for the phase change from gas to liquid?
Condensation
Name three clues a chemical change has occurred.
Can't be reversed
new substance
bubbles or smoke
color or temp change
What is one way to separate a liquid mixture or solution?
Answers vary
Draw models of solid, liquid, and gas using circles to represent atoms or molecules.
Drawings must be checked.
Matter is anything that ___________________.
has mass and takes up space.
What causes a substance to change phases?
A change in energy
True or false: an egg cooking is a chemical change?
True
What is the difference between mixtures and solutions?
Mixtures are not evenly disbursed, solutions are.