Can't see
n. a small particle of chemical matter
atom
I have 4 cups of an unknown liquid. I mix 13 ounces of that liquid with 21 ounces of drink mix. Then I mix that with 10 ounces of water. What's the weight of the solution?
44 ounces
n. the science of what matter is made of and how matter changes
Chemistry
I need a rope for a tire swing in Florida...What properties does it need?
What a swinging success!
Give me an example of a chemical and physical change.
Hmmmm seems like a conservative answer
n. pictures, symbols, or physical examples that help explain something that we cannot directly observe
models
A solution that weighs 44 ounces is frozen and becomes a solid. What is the new weight after it freezes?
44 ounces
n. the result when two or more types of matter interact to form a new type of matter
chemical change
What are 2 properties that measure the amount of matter?
weight, mass, volume, density
solid
n. matter with a definite shape and volume, in which the particles are rigidly arranged in place
I drop a sugar cube into ice cold water...explain what happens.
What a SWEET answer!
22 ounces
v. to maintain a constant quantity
conserve
What properties will not help me identify an unknown rock sample?
size, shape
precipitate
n. a solid formed from a chemical change
Matter is made up of particles too small to be seen...Draw a diagram that proves that statement.
Wow so beautiful!
A 22 ounce puddle of liquid evaporates to a gas but then condenses on a plant. The plant weighs 40 pounds. What is the weight of the water that condensed on the plant?
22 ounces
chemical
name 6 different properties of matter
That was quite the list!
dissolve
v. to separate and spread out particles of matter into another substance
What do the atoms of water look like together in all three states of matter? solid, liquid, and gas
I mix 1 ounce of sugar with, 32 ounces of water, 23 ounces of salt water, and 12 ounces of sweet tea. The salt water has exactly 3 ounces of salt per 23 ounces of liquid. The sweet tea was a lie and it has no sweet stuff in it. All that evaporates...what is the weight of the solid left over?
4 ounces(1 ounce sugar, 3 ounces salt)
v. to change state from a gas to liquid
condense
Surprise! Draw a molecule!
Don't miss those bonds!
liquid
n. matter with definite volume but indefinite shape, in which particles move around each other freely but do not expand to fill any container