Science Vocab - Final Exam Review

When all particles in matter are identical with a fixed composition, it is called __________

• matter

• substance

• compound

When two or more atoms are chemically bonded in a fixed proportion it is called __________

• homogeneous mixture

• element

• compound

Tags

NGSS.MS-PS1-1

Atoms of the same element with different numbers of neutrons is known as a(n) __________

• atomic number

• isotopes

• period

When two or more substances are physically mixed together it is called _________

• element
• mixture
• compound

When components are evenly distributed on a microscopic level, it is called __________

• heterogeneous mixture
• physical properties
• homogeneous mixture

When substances are not evenly spread out, it is called ____________

• heterogeneous mixture
• physical change
• homogeneous mixture

Nonmetals that gain electrons and become negatively charged are called __________________.

• anions
• compound

• isotope

The total energy of a material's particles is called a _____________.

• thermal energy
• dynamic energy

• isotope

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-3

When properties are observed directly without changing the chemical makeup of the substance it is a ________.

• chemical property

• physical property

__________ is the maximum amount of solute that can dissolve in a certain amount of solvent at a certain temperature.

• Chemical property

• physical property

• solubility