Physical Science End of Year

______ absorbs or takes in heat from the surroundings

• precipitate

• molecules

• endothermic

• coefficient

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-3

______ are rearranged during a chemical change to create a new substance.

• water

• coefficient

• oxidation

• atoms

Tags

NGSS.MS-PS1-5

_______ is broken down to hydrogen and oxygen.

• atom

• molecule

• water

• precipitate

Tags

NGSS.MS-PS1-5

NGSS.MS-PS1-1

Coefficients indicate how many _________ of each type are in a chemical reaction.

• atoms

• molecules

• chemicals

• water

Tags

NGSS.MS-PS1-5

Based on the data given, the unknown metal is most likely--- (a)  

• Iron, Fe

• Gold, Au

• Silver, Ag

• Tin, Sn

What is the term for the smallest particle of a compound that has all the properties of that compound?

• Atom

• Molecule

• Element

• Ion

Tags

NGSS.MS-PS1-1

What is the term for a change that alters the form of a substance but not its chemical composition?

• Chemical change

• Physical change

• Biological change

• Nuclear change

For each of these concepts match its corresponding meaning.

• The amount of atoms in an object.

• Mass

• The amount of mass per unit of volume of an object

• Volume

• The amount of space an object takes up.

• Gravity

• Method used to determine the volume of an irregularly shaped object - uses graduated cylinder.

• Water Displacement

• A measurement of the pull on an object's mass.

• Density

Tags

NGSS.MS-PS1-5

NGSS.MS-ESS2-4

Which of the following is an example of a non-renewable resource?

• Wind

• Solar energy

• Coal

• Water

_________ is the process by which monomers combine in long strands to form polymers.

• combustion

• oxidation

• replacement

• polymerization

Tags

NGSS.HS-LS1-6