Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key

image

Play button

image

Play button

image

Progress

1/22

Click to flip

22 Cards in this Set

  • Front
  • Back
physical properties
characteristics measured or detected by the senses.

ex.color,size,odor,and density
chemical properties
describe how matter changes when it reacts with other matter.

ex.paper burning
substance
a material that always has the same makeup and properties
mixture
a combination of two or more different kinds of matter that can be separated physically

ex.icecream
element
a substance that cannot be broken down

ex.any listed on periodic table
(copper, aluminum)
compound
substance made up of two or more elements that are joined chemically

ex. salt= sodium + chloride
atom
smallest particle of an element that has the chemical properties of the element
chemical symbol
one or two letters that stand for the name of an element

ex. Carbon= C
Molecules
A particle made up of a group of atoms that are chemically combined.
chemical formula
group of symbols that shows the elements in a compound.

ex. water= H20
solution
mixture in which the different particles of matter are spread evenly.

solutions have 2 parts-solvent & solute
solvent
the material that is present in the greater amount
solute
material present in the smaller amount
chemical change
change in matter that results in new substances with new properties.
cohesion
a force of attraction that exists among water particles
physical change
a change in size,shape,or state of matter.
No new kind of matter is formed.
alloy
a solution of two or more metals

ex. Broze is an alloy of copper and tin
Carbon Dioxide
CO2
Sugar
C12,H22,O22
Cholesterol
C27,H45,OH
How can we tell the difference between a compound and a mixture?
You can physically separate a mixture

Compounds are chemically combined
Suspension
a mixture in which very small particles remain suspended without dissolving