Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
28 Cards in this Set
- Front
- Back
|
2 types of matter |
Pure substances and mixtures |
|
|
Pure substances are |
Elements and compounds |
|
|
Mixtures are |
Homogeneous and heterogeneous |
|
|
Elements |
On the periodic table |
|
|
Compounds |
things in a fixed ratio |
|
|
Homogeneous |
cant tell particles apart |
|
|
Heterogeneous |
Can tell the particles apart |
|
|
Pier substances |
Matter that contains one kind of atom/fixed ratio of atoms |
|
|
Simplest pure substance |
Element |
|
|
Pure substances made up of different atoms and fixed ratio |
Compounds |
|
|
Mixtures |
Is combination of 2 or more substances |
|
|
Homogeneous mixture |
The uniform and called solutions |
|
|
Heterogeneous |
Not uniform containing large clumps of different kind of matter |
|
|
Solid to liquid |
Melting |
|
|
Liquid to solid |
Freezing |
|
|
Liquid to gas |
Vaporization |
|
|
Gas to liquid |
Condensation |
|
|
Solid to gas |
Sublimation, increasing kinetic energy |
|
|
Gas to solid |
Deposition, Decreasing kinetic energy |
|
|
sublimation example |
Mothballs or dry ice |
|
|
Deposition example |
Frost |
|
|
viscosity |
Resistance to flow |
|
|
ductility |
Ability to be stretched into thin wire |
|
|
malleability |
Ability to be hammered into thin sheets |
|
|
elasticity |
Ability to be stretched without breaking |
|
|
density |
mass per volume |
|
|
brittleness |
tendancy to break or crack |
|
|
transparency |
the temp at which a substance goes from liquid to gas |
