7th HMH Unit 2 L1&2 Vocab

a naturally occurring, usually inorganic solid that has a definite crystalline structure and chemical composition

• mineral

• matter

• elements

• compound

pure substances that cannot be broken down into simpler substances by ordinary chemical means

• atoms

• compound

• elements

• matter

the building blocks of matter

• elements

• atom

• crystal

• mineral

Tags

NGSS.MS-PS1-1

a substance is made up of molecules of two or more elements

• crystal

• mineral

• atoms

• compound

anything that has volume and mass

• matter

• mineral

• atoms

• compound

Tags

NGSS.MS-PS1-5

a solid, geometric form that results from a repeating pattern of atoms or molecules.

• streak

• luster

• crystal

• cleavage

The color of the powdered form of a mineral

• luster

• streak

• crystal

• cleavage

the way a surface reflects light

• luster

• crystal

• streak

• cleavage

Tags

NGSS.MS-PS4-2

the tendency of a mineral to split along specific planes of weakness to form smooth, flat surfaces

• luster

• streak

• crystal

• cleavage

the process by which water, wind, ice, and changes in temperature break down rock

• erosion

• weathering

• deposition

• uplift