Properties of Matter 5-PS1-3

Grade 5 - NGSS - CA

A property that is not visible until a substance undergoes a chemical reaction, like solubility

Chemical property

A property that is not visible until a substance undergoes a chemical reaction, like solubility. Chemical property. Chemical property is something about a material that you can only notice when it changes into a different substance, like how wood can burn.

The ability of a material to let heat or electricity pass through

Conductivity

The ability of a material to let heat or electricity pass through. Conductivity. Conductivity is how easily heat or electricity can move through a material.

The way a mineral's surface reflects light

Luster

The way a mineral's surface reflects light is called luster. Luster is how shiny or dull a mineral looks.

A property of a substance we can observe without changing its identity, like color or hardness

Physical property

A property of a substance we can observe without changing its identity, like color or hardness. Physical property. A physical property is something about a material that we can see or measure without making it into something new.

A measure of how much solute will dissolve in a solvent

Solubility

A measure of how much solute will dissolve in a solvent solubility. Solubility is how easily something can mix and disappear in a liquid like water.

The three forms of matter - solid, liquid, and gas

States of matter

The three forms of matter - solid, liquid, and gas. States of matter. States of matter describe the different ways that materials can exist, like being hard and rigid as a solid or flowing freely like a liquid or gas.

The size, shape, and grains of a rock

Texture

The size, shape, and grains of a rock. Texture. Texture is how a rock feels and looks because of the size and arrangement of its grains.

Allows light to pass through

Transparent

Allows light to pass through. Transparent. Transparent means that light can go through something clearly, like how we can see through a clean glass window.

A fluid's resistance to flowing

Viscosity

A fluid's resistance to flowing. Viscosity. In simple terms, viscosity is how thick or sticky a liquid is, like honey being thicker than water.