Pure substances
Which is the building block of matter?
Atom
Define mixture
Materials formed by combination of two or more different substances
Define matter?
Everything that has mass and gives up space.
How is it called from solid to liquid?
Melting
Those form by only one type of atom?
Elements
Substances that cannot be broken into simpler ones?
Elements
Those mixtures that are not able to being observe with the naked eye
Homogeneous
Ex: pencil
How is it called... from liquid to gas?
Evaporation
Give an example of an element
Ex. gold
The chart that classifies elements by properties?
Periodic table
Those mixtures that are observe with the naked eye
Give and example of non-matter
Ex: love
How is it called... from gas to liquid?
Condensation
Those form by two or more type of atom?
Compounds
The particles that make up atoms are...
Proton, neutron, electron
An example of homogeneous mixture
Ex. tea
Mention the main divisions of matter
Pure substances and mixtures
How is it called... from gas to solid?
Deposition
Give an example of a compound
Ex. water
Those with fixed composition
Elements and compounds
Can we separate mixtures by physical means? Explain
yes
Is the air matter? Explain
yes
How is it called... from solid to gas?
Sublimation
Can pure substances separate by physical means? Explain
No