States
Matter that has a definite shape and volume
Solid
Solid to a Liquid
Melting
Smooth or Rough?
Texture
What is matter?
Everything that has a mass and takes up space
A substance is hot or cold
Temperature
Matter that takes that flows to the bottom of its container
Liquid
How can we separate sand, gold, and rocks?
using a funnel and filter or strainer
Small or Big?
Size
What is a solute?
a substance that dissolves in another substance (Ex. sugar, salt, kool-aid)
What is a solvent?
The substance that is able to dissolve other substances (water, coffee)
Matter expands to the shape of its container
Gas
Is an object magnetic?
Magnetism
What is conductivity?
to determine if an object conducts electricity (conductor and insulator)
what is a mixture?
Give three examples of a gas.
Oxygen, nitrogen, helium, carbon dioxide, air
is sand and water a mixture or solution? why?
mixture, because one substance doesn't dissolve in the other
Float or sink?
Density
What are physical properties of matter?
Things you can observe or measured (such as temperature, mass, density, volume)
What are some physical changes?
A change in physical properties. (change in color, cutting a paper in half, water evaporating)
The three state of matter (name all of them)
Liquids, Gases, and Solids
How do you separate salt, water, and sand? Two steps. Explain
Step 2: Use a heat pan to evaporate the salt from water
What is it called when a substance conducts electricity?
A conductor
The ability to dissolve in another substance
Solubility
Is a solution a mixture? why?
Yes, because there is a combination of two substances