Name the three states of matter and an example of each.
Solids, liquids and gas. Examples will vary
100
What is it called when a solid ice cube turns into water, a liquid?
Melting
100
Give 4 examples of liquids
Possible answers include water, juice, rain, and milk
100
Since we cannot feel it, this means that gas does not have weight.
True or false?
False
200
With your teammates, correctly demonstrate how particles in a solid move.
Team must be in a packed unit and moving slightly (bouncing)
200
Which state of matter has a definite shape and volume?
Solids
200
What is needed to change the state of matter into another state?
Adding or removing heat
200
Give 3 examples of a gas
Possible answers include oxygen, carbon dioxide, helium, and monoxide
200
What state(s) of matter is a person made up of?
Solids, liquids and gases
300
What are molecules made out of?
Atoms
300
What is the shape of a liquid?
Whatever the shape of the container it is in
300
When heat is removed a liquid turns into a gas.
True or false?
False. The liquid would turn into a solid
300
Name 3 solids that start with the letter S
Possible answers include spaceship, sock, student, sand, steel, and shoes
300
Molecules can break apart.
True or false?
True
400
True or False? Particles in a substance are attracted to each other.
True
400
What state of matter has no definite shape and spreads out as far as it can?
Gas
400
What happens to the molecules in matter when heat is added?
They move faster and faster until the matter turns into another state.
400
Ice cream melting is an example of a ________________ change.
physical
400
What is the fourth state of matter?
Plasma
500
Explain the difference between how particles move in a liquid and a gas.
Particles in a liquid move quickly. They collide into each other and fill the container they are in.
Particles in a gas move more quickly than in a liquid and spread out as far as they can.
500
What explains the difference between the states of Matter?
How fast their particles are moving.
500
What happens to water when heat is applied and the liquid reaches its boiling point?
The water evaporates, turning into a gas called steam.
500
What happens to the density of water when it changes to ice?
It decreases.
500
What is the difference between exothermic and endothermic changes? Give an example of each.
Exothermic changes release energy while endothermic changes take in energy.