Water Systems Lecture Notes

Flashcards covering key vocabulary and concepts from the Water Systems lecture notes.

System

A group of parts that work together to perform a specific task.

Components

Human-made or natural; parts included in a system.

Process

Actions taken by a system that convert the input into an output.

Water

A resource that is vital for the survival of the planet; Earth has a fixed amount.

Water in the Human Body

Helps regulate temperature, supports organ systems, and is used in all cells, organs, and tissues.

H₂O

Two hydrogen atoms and one oxygen atom.

Impure Water

A substance in nature with additives and contaminants.

States of Water

Liquid water has particles that move freely; ice particles are held closely together and vibrate; water vapor particles are spread apart and move quickly.

Celsius

Measurement scale based on the freezing and boiling point of water.

Temperature

Measurement of the average energy of all the particles in a solid, liquid, or gas.

Thermometers

Instruments that are used to measure temperature.

Melting

When a solid becomes a liquid.

Freezing

When a liquid becomes a solid.

Evaporation

When a liquid becomes a gas.

Condensation

When a gas becomes a liquid.

Sublimation

When a solid becomes a gas.

Deposition

When a gas becomes a solid.