18 questions
Matter is anything ______________ and _________________.
blue and yellow
metal and rock
living and non-living
solid and gaseous
Matter is defined as anything that takes of space and has ______________.
liquid
solid
weight
mass
What is the smallest unit of matter in the world?
an Atom
a Molecule
a piece of dirt
an element
When two or more atoms come together, they form a what?
Another Atom
A Solid
An Element
A Molecule
What are the 3 states of matter? Check all correct answers.
Liquid
Gas
Smoke
Solid
Dr. Pepper
What state of matter has molecules extremely close together that form a defined shape?
Liquid
Solid
Rock
Gas
What state of matter has molecules spaced apart from one another and changes its shape depending on its container?
Solid
Liquid
Gas
Water
What state of matter has molecules that bounce around at high speeds and are not close together?
Solid
Gas
Smoke
Liquid
When two or more things are mixed together and you can see the different parts or could easily take it apart, it is called a _______________.
Mixture
Solution
Compound
Molecule
When two or more parts are mixed together and chemically combine so that you cannot see the different parts (or different ingredients), it is called a ______________.
Mixture
Solution
Compound
Molecule
Which picture is a mixture?
Which picture is a solution?
When ice cream is left out of a freezer, the ice cream changes from a _______________ to a ___________________.
liquid to a solid
gas to a liquid
liquid to a gas
solid to a liquid
What process takes place when a gas becomes a liquid? (Think clouds)
Melting
Freezing
Evaporation
Condensation
Which of the following is a proton?
Circling the atom, these parts of an atom hold a negative charge.
Neutron
Electron
Proton
Compound
Compound or Just a Molecule?
Compound
Molecule
Which one of these is a compound?
H2
NaCl
He
O2