Science 8 - (3Q-Pretest #1)

It is a pure substance consisting only of atoms that all have the same numbers of protons in their nuclei

• Element

• Compound

• Mixture

• Liquid

Any substance composed of identical molecules consisting of atoms of two or more chemical elements.

• Element

• Compound

• Mixture

• Liquid

It is a material made up of two or more different chemical substances which are not chemically combined.

• Element

• Compound

• Mixture

• Liquid

A philosopher (c. 460–370 BCE)taught that there were substances called atoms and that these atoms made up all material things.

• Newlands

• Rutherford

• Dalton

• Democritus

His thought is that matter is continuous and can be divided indefinitely into smaller pieces.

• Aristotle

• Rutherford

• Dalton

• Democritus

It is an ionized gas, a gas into which sufficient energy is provided to free electrons from atoms or molecules and to allow both species, ions and electrons, to coexist.

• Gas

• Plasma

• Bose-Einstein condensate

• Liquid

It is a state of matter in which separate atoms or subatomic particles, cooled to near absolute zero.

• Gas

• Plasma

• Bose-Einstein condensate

• Liquid

It is is a state of matter that has no fixed shape and no fixed volume.

• Gas

• Plasma

• Bose-Einstein condensate

• Liquid

It is is a state of matter that has a definite volume, but no fixed shape. In other words, it takes the shape of its container.

• Gas

• Plasma

• Bose-Einstein condensate

• Liquid

His idea was that in its most fundamental form, all matter is water.

• Aristotle

• Democritus

• Thales of Miletus

• Dalton