______ makes up everything around us.
Matter
Do SOLIDS or LIQUIDS have no definite shape?
Liquids
TRUE OR FALSE? Solids take on the shape of their container.
FALSE
_____ do not have a definite volume or shape.
Gases
TRUE OR FALSE? Solids have a definite volume.
TRUE
Describe an instrument we use to measure volume.
Example: a cylinder or a beaker is usually made of glass and has numbers to read measure.
Clouds: solid, liquid, or gas?
Gas
Coffee: solid, liquid, or gas?
Liquid
Sand: solid, liquid, or gas?
Solid
Play-dough: Solid, liquid, or gas?
Solid
Are PHYSICAL or CHEMICAL changes reversible?
Physical
Give one example of a physical change.
Example: Ice melting.
Give one example of a chemical change.
Example: oxidation/rusting.
Is photosynthesis a PHYSICAL or CHEMICAL change?
Chemical! It is irreversible.
Combustion is the reaction of wood with _____ (hint: gas).
Oxygen
Oxidation is the reaction of metal with _____ (hint: gas).
Oxygen
