Key Terms

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Last edited 26 days ago by Learn LoopHQ.

Chapter: 01. Matter

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Matter: Anything that has mass and occupies space.

Mass: The amount of matter contained in an object.

Volume: The space occupied by an object.

Atoms: The smallest possible units of matter that show all the properties of matter.

Molecules: Groups of atoms that show all the properties of matter and can exist independently.

States of matter: Solids, liquids or gases.

Intermolecular space: The space between any two adjacent molecules.

Intermolecular force of attraction: The force of attraction between two neighbouring molecules, also called cohesive force.

Cohesive force: The force of attraction between two neighbouring molecules.

Plasma: The fourth state of matter, formed when a gas is exposed to extremely high temperature.

Diffusion: The spreading out and mixing of a substance with another substance caused by the motion of its particles.

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