States of Matter
Which state of matter has a definite shape and volume?
Solid
Describe the particle arrangement in a solid
Tightly packed
Solid → Liquid is called.....?
Melting
What are the 2 units (SI units) we used to measure mass?
g (grams) and Kg (kilograms)
How many mL are in one Litre?
1000 mL in one Litre
Which state has no definite shape but definite volume?
Liquid
Describe the particle arrangement in a gas
Far apart
Liquid → Solid is called.......?
Freezing
What are the 2 units (SI units) we use to measure the volume of liquids?
Lires (L) and Millilitres (mL)
Give me an example in real life where we compress air to be used for something.
tires, balloons, sports balls, inflatables (bouncy houses etc)
Which state fills its container completely?
Gas
Which state has particles that slide around each other?
Liquid
Solids, liquids, and gases are all made up of _________.
matter or molecules
When we are finding the density, are we looking at how much something weighs, how much volume something has, or how compacted the particles are?
How compacted the particles are
We put a golf ball and a ping pong ball beside each other, and we tested them in water for density. Which was MOST dense?
golf ball
Which state(s) of matter have a definite volume?
Solids & Liquids
What happens to particles when heat is added?
They spread apart and move faster
Name 2 things that do NOT have matter.
time, love, rainbow, feelings
What do both atoms and molecules have in common when we are talking about matter?
They both make up matter!
I have a water bottle that has both a cork stopper and a metal screw top lid. Which one would not sink in a glass of water?
cork stopper
Which state of matter can be compressed (squeezed) the most?
Gas, because the particles are far apart.
What happens to particles when a solid changes straight to gas?
They separate extremely fast
Give an example of a liquid changing to a gas
when lakes or rivers evaporate and dry up, etc., or boiling water evaporating out of a pot
What is the difference between atoms and molecules?
Atoms make up molecules, atoms are smaller.
Which 2 liquids are the least dense and which 2 are the most dense out of these choices? Water, alcohol, oil and syrup?
Syrup and water are most dense
alcohol and oil are the least dense