Physical Properties
Which property determines whether one substance will sink or float in another substance?
relative density
Which three words describe the types of matter?
solid, liquid, gas
When you mix sand and salt, you have an example of a ___________
mixture
What tool can be used to measure mass?
a balance
Like everything that has mass mass and volume, water is __________
matter
What can be conducted?
heat and electricity
The freezing and melting point of water __________
A mixture of different types of metals is called an _____________
alloy
What tool can be used to measure the volume of a liquid?
Graduated cyclinder
Which word describes whether a material can dissolve into another?
Solubility
Materials that allow heat or electricity to pass through easily
conductors
Water Vapor does not have a definite shape or ________ and will expand to fill any container.
Volume
How will the physical properties of the salt change when it dissolves?
It will no longer appear as separate grains
What tool can be used to separate iron nails from a mixture of iron nails and sand?
A magnet
mixture
________________ used the properties of nitroglycerine and sand to form a mixture that could be used safely to blast rocks and build tunnels.
Alfred Nobel
When it is cooled, water ___________ as it freezes.
expands
In a sugar- water solution the water is the _________ and the sugar is the _____________.
Solvent, solute
How can you separate a salt-water solution?
Use a burner to evaporate the water
the measure of the average energy of motion of particles of matter, which we feel as how hot or cold something is
temperature
What is a property of both liquids and gases, but not solids?
both liquids and gases can flow
Water changes from one state of matter to another based on __________________.
temperature
Air is _______________ of several different gases.
mixture or solution
The word used to describe a liquids resistance to flowing
viscosity
When water freezes the number of particles stays the same but the volume is greater, so the ____________ is less.
density