Hot: Warm air, Less dense, Rises, creates high pressure, Air at equator, Convection currents cause this air to rise, Cold: Cold air, more dense, sinks, creates low pressure, Air at poles (North & South poles), Convection currents cause this air to sink,

Heat & Density

Leaderboard

Visual style

Mga Option

I-switch ang template

I-restore ang gi-autosave: ?