Solids and Liquids 19
Any matter that has definite shape is called?
What is a solid.
Molecules in gas have a lot of ______, which is why they move so fast.
What is energy?
When matter changes from one state to another we call it?
What is state change.
When two or more substances mix together so that the atoms and molecules are evenly distributed?
What is a solution
Oxygen (O2), Nitrogen (N), and Carbon Dioxide (CO2).
Molecules move more when they have more?
What is energy?
This matter does not have definite volume?
What is gas?
What is the boiling point of water?
What is 212 degrees F
2 ingredients in a solution are?
What is Solvent and solute.
When a small amount of a solute is dissolved, we call this a _______ solution.
What is called a dilute solution.
Liquids have an indefinite ________ but a definite ________.
Shape / Volume
Molecules move the fastest in this state?
What is gas
what temperature does ice melt?
32 Degrees F
In our classroom experiment we had two ingredients sugar, and water. We would call the water a ________?
What is a called a solvent.
This law states that if you put gas under a lot of pressure the volume decreases as long as temperature stays the same.
What is Boyle's Law.
What is the formula for finding the volume of a solid?
V=LxWxH
_______ is a word that is used to mean the amount of force that is applied to something.
What is pressure?
What is the same.
If you take sugar and put as much as you can in water ( that will dissolve ) this experiment is an example of what type of liquid/ solid solution?
What is a saturated solution.
If you wanted to make slushies, why would you add salt to your ice mixture?
Various answers: salt lowers the freezing point making the ice mixture colder.
Juice has a lower freezing point then water because of fruit sugars and other particles so we need to add the salt to speed up the freezing process.
Molecules are always.......
In motion
Name 3 noble gases.
What is Helium, Neon, Argon, Krypton, xenon, and radon.
What is the difference between a solid, liquid or gas?
The amount of energy they have.
Name an example of a solution it can be gas/gas, solid/solid, liquid/solid or liquid/gas.
Dental fillings (solid/liquid), carbonated water (liquid/gas), sterling silver (solid/solid), Natural gas (gas/gas).
Helium shrinking in cold weather is an example of what gas law?
What is Charles Law.