States of Matter
What are the states of matter?
Solid, liquid, gas
Does a solid have a fixed shape?
Yes
Can all solids dissolve?
No
What is the boiling point of water?
100o C
What are the 4 vocabulary words related to the water cycle?
evaporation, condensation, precipitation, runnoff
What is the name of the phase change when water goes from a liquid to a solid?
Freezing
Is a coconut macupuno a liquid?
yes
Name the 2 parts of a solution?
solute and solvent
What is the melting point of ice?
0oC
Which state of matter is used to fill up a balloon?
What is gas/ helium?
An example of this is the tiny bits of water in the air that you can't see.
Water Vapour
Which state of matter keeps its volume and its shape when you move it from place to place?
What is a solid?
Name 2 insolvable substances that cause water pollution
human body waste, oil, plastic
Where in the water cycle can freezing happen?
During condensation and precipitation
Where does the heat come from to make the water evaporate in the water cycle?
the sun
Heat energy is transferred to a solid, making its particles break free and turn into a liquid.
What is Melting Point?
What is matter?
anything that takes up space.
What does the controlled variable mean?
The controlled variable is the thing that you keep the same throughout the experiment
What word do we use when a liquid changes into a gas?
(Hint, think of the water cycle)
Evaporation
Which state of matter has the tightest packed particles?
What is solid?
Which state of matter takes the shape of its container?
What is a liquid?
Which state of matter can you drink?
What is liquid?
It means something that is changed in the experiment
Why is water sometimes called a universal solvent?
It dissolves most but not all things
The specific temperature at which a liquid turns into a solid.
What is freezing point