Matter Quizs

Define matter.

• Matter is anything that has mass and occupies space.

• Matter is a substance that can be seen and touched.

• Matter is a form of energy that can be converted into mass.

• Matter is anything that can be measured in terms of volume.

What happens during a chemical change?

• The substances involved remain unchanged.

• The substances involved undergo a transformation that alters their chemical structure.

• The substances involved are mixed together without any change.

• The substances involved are completely destroyed.

Give an example of a physical change.

• Melting ice into water.

• Burning wood to ash.

• Rusting of iron.

• Dissolving sugar in water.

What is the difference between a homogeneous mixture and a heterogeneous mixture?

• A homogeneous mixture has a uniform composition throughout, while a heterogeneous mixture has a non-uniform composition.

• A homogeneous mixture contains only one type of substance, while a heterogeneous mixture contains multiple types of substances.

• A homogeneous mixture can be separated by physical means, while a heterogeneous mixture cannot.

• A homogeneous mixture is always a solid, while a heterogeneous mixture can be a liquid or gas.

What is a chemical property?

• A characteristic of matter that can only be observed during a chemical reaction.

• A property that can be measured without changing the substance's identity.

• A feature that describes the physical state of matter.

• A trait that is always visible without any reaction.

3 characteristics of a gas

• takes shape of container

• has a fixed volume

• particles are tightly packed

• fills volume of container

What is a compound?

• A substance formed when two or more elements chemically bond together.

• A mixture of different substances that can be separated by physical means.

• A single element that cannot be broken down into simpler substances.

• A solution where one substance is dissolved in another.

What is the smallest unit of matter that has properties of that element?

• molecule

• atom

• compound

• ion

Give an example of a chemical change.

• Rust forming on iron.

• Melting of ice.

• Boiling of water.

• Breaking of glass.

3 characteristics of a liquid

• takes shape of container

• has a fixed shape

• particles are stationary

• definite volume