Matter and Its Properties – Part 1

Forty fill-in-the-blank flashcards covering definitions, phase changes, and classifications of physical, chemical, intensive, and extensive properties of matter.

Matter is anything that __ and has mass.

occupies space

Matter is composed of tiny particles such as __ and molecules.

atoms

The three common states of matter are solid, liquid, and __.

gas

Adding energy to a solid can cause it to change into a __.

liquid

Removing energy from a liquid can cause it to __ into a solid.

freeze

The direct change from a solid to a gas without passing through the liquid state is called __.

sublimation

The process where a gas changes directly into a solid is known as __.

deposition

The attractive force between water molecules shown in the lecture is called __ bonding.

hydrogen

Physical properties are observable and measurable without changing the __ of the substance.

identity

Properties that can only be determined by changing the substance are called __ properties.

chemical

Density, color, and odor are examples of __ properties of matter.

intensive

Mass, weight, and volume are examples of __ properties of matter.

extensive

Intensive properties do __ depend on the amount of matter present.

not

Extensive properties __ on the amount of matter present.

depend

The unchanging taste of sugar cubes, regardless of quantity, illustrates an __ property.

intensive

The increasing volume observed when more water is added illustrates an __ property.

extensive

When the energy of particles increases, their speed becomes __.

faster

When the energy of particles decreases, they move more __.

slowly

The phase change from liquid to gas caused by heat is called __.

boiling

The phase change from liquid to solid is called __.

freezing

The phase change from gas to liquid is known as __.

condensation

Atoms and __ make up matter in the particulate model.

molecules

Anything that has mass and occupies space is defined as __.

matter

The number of distinct states of matter emphasized in the lecture is __.

three

__ is a physical property related to how a substance smells.

Odor

__ is a chemical property that describes the ability of a substance to burn.

Flammability

Radioactivity and toxicity are classified as __ properties.

chemical

Color, shape, and mass can be measured without altering the substance, making them __ properties.

physical

The phase-changes diagram shows that adding energy moves matter toward the __ state.

gas

Removing energy from a gas can eventually lead it to become a __.

solid

The attractive forces among particles in a solid are generally __ than in a gas.

stronger

During condensation, energy is __ from the gas.

released

The process in which a solid absorbs heat and becomes a liquid is called __.

melting

A property like surface area that changes with the amount of substance is an __ property.

extensive

A property like hardness that does not change with sample size is an __ property.

intensive

The lecture example comparing different numbers of sugar cubes focused on the property of __.

taste

Graduated cylinders were used in the lecture to illustrate changes in __.

volume

Particles in a gas are said to have __ attractive forces compared to those in a liquid.

weaker

Hydrogen bonds are an example of __ forces between molecules.

intermolecular

A solid becomes a gas through __, not deposition.

sublimation