Introduction to Matter Flashcard

Front

Measure of space a substance occupies?

Back

Volume

Answer explanation

The measure of the amount of space a substance takes up is called volume. Mass refers to the amount of matter in an object, weight is the force of gravity on that mass, and matter is the substance itself.

Front

Anything with mass and volume.

Back

Matter

Answer explanation

Anything that has mass and takes up space is defined as matter. Mass refers to the amount of substance, volume is the space occupied, and weight is the force of gravity on an object, but only matter encompasses all these properties.

Front

Martina gathers and shapes wood for her shelter. What change occurs as the wood is chopped?

Back

a change in physical property

Answer explanation

Chopping wood changes its size and shape, which are physical properties. This process does not alter the wood's chemical composition, making it a change in physical property.

Front

State of matter for the image:

Back

liquid

Answer explanation

The image likely depicts a substance that takes the shape of its container and has a definite volume, characteristic of liquids. Therefore, the correct state of matter is liquid.

Front

State of matter for the image:

Back

solid

Answer explanation

The image represents a solid state of matter, characterized by a definite shape and volume. Solids have closely packed particles that vibrate in place, distinguishing them from liquids and gases.

Front

State of matter for the image:

Back

gas

Answer explanation

The image likely depicts a gas, as gases have no fixed shape or volume and can expand to fill their container. This distinguishes them from solids and liquids, which have defined shapes and volumes.

Front

Classification of oxygen in matter:

Back

Pure substance

Answer explanation

Oxygen is classified as a pure substance because it consists of only one type of molecule (O2) and has a uniform composition throughout. It is not a mixture, solution, or compound.

Front

Chocolate milk is a:

Back

Mixture

Answer explanation

Chocolate milk is a mixture because it combines different substances: milk and chocolate syrup. Unlike pure substances or compounds, mixtures retain the individual properties of their components.

Front

Pure substance? Coffee, Chocolate milk, Sugar, Air

Back

Sugar

Answer explanation

Sugar is a pure substance because it consists of only one type of particle, while coffee, chocolate milk, and air are mixtures containing multiple components.

Front

Pure substance?

Back

Oxygen

Answer explanation

Oxygen is a pure substance because it consists of only one type of molecule (O2). In contrast, chocolate milk, coffee, and air are mixtures containing multiple components.