Physical and Chemical Changes

Sign that anew substance is being formed from a chemical change; usually seen as bubbles

• production of gas

• physical change

• chemical change

• production of precipitate

Tags

NGSS.MS-PS1-2

Creation of a solid in a liquid or inside another solid during a chemical reaction

• temperature change

• production of heat or light

• production of gas

• production of a precipitate

Tags

NGSS.MS-PS1-2

Evidence of release of energy during a chemical change

• color change

• production of heat or light

• physical change

• physical properties

Tags

NGSS.MS-PS1-2

NGSS.MS-PS3-5

Increase or decrease of heat energy in a substance; may be evidence of a new substance being formed during a chemical change

• production of gas

• physical property

• temperature change

• color change

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

A property of a substance that is observed or measured during a reaction in which the chemical composition or identity of the substance is changed.

• color change

• Chemical process

• production of gas

• physical change

Tags

NGSS.MS-PS1-2

Visible change in a substance's color; is evidence of a new substance being formed from a chemical change

• color change

• production of heat or light

• production of gas

• production on a precipitate

Tags

NGSS.MS-PS1-2

changing materials into different shapes or smaller pieces; heating and cooling and melting and freezing

• chemical change

• physical change

• production of a precipitate

• production of light or heat

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Properties that do not change the chemical composition of an object, including mass, weight, hardness, temperature, size, magnetism, state, relative density, solubility, and ability to insulate or conduct heat or electricity

• production of gas

• temperature change

• chemical changes

• physical properties

A change that alters the identity of a substance, resulting in a new substance or substances with different properties

• chemical properties

• chemical change

• production of a precipitate

• physical change

Tags

NGSS.MS-PS1-2