PROPERTIES
Name 2 properties of a post it.
size, shape, color, solid, etc.
What are the 3 most common states of matter?
solid, liquid, gas
Can matter be created or destroyed during a physical change?
no
Cutting a piece of paper
physical
Anything that has mass and takes up space.
matter
How well something burns.
flammability
Which state of matter has a definite volume but takes the shape of its container?
a liquid
If 10 grams of ice melts into water, how much mass of water is produced?
10 grams
Wood burning
Amount of matter in an object?
mass
conductivity
What happens to particles when a solid is heated and melts?
They gain energy and move more freely as it becomes a liquid.
the law of conservation of matter (or mass)
When water freezes into ice, is a new substance formed?
Amount of space an object takes up?
volume
How easily matter can dissolve in water.
solubility
What is the change of state called when a gas turns into a liquid?
condensation
A sealed container has 50 grams of reactants. After a chemical reaction, what is the total mass of the products?
50 grams
color change, new substance, precipitate, odor, etc.
The process of a liquid turning into a gas.
evaporation
How easily matter rusts.
Why can a gas fill an entire container while a solid cannot?
Gas particles move freely and spread out to fill the space while solid particles vibrate in place.
A student mixes vinegar and baking soda in an open container. The mass measured afterward is lower? Explain
carbon dioxide was created and escaped into the air
A student crushes a sugar cube and then makes it dissolve in warm water.
physical, just a mixture
A physical combination of two or more substances where each keeps its own properties.
mixture