How And Why Air Moves

What is the definition of CONVECTION

• When heat transfers through waves.
• When heat transfers from objects that are touching.
• a  hot liquid or air that  expands, becomes less dense, and rises or becomes more dense, and sinks.
• Heat traveling from the sun

Tags

NGSS.MS-ESS2-6

NGSS.MS-PS3-4

A certain type of decorative lamp contains colored liquids. These liquids form globs that break off and rise to the top of the liquid. The globs rise due to

• Convection

• Conduction

• Radiation

• Globulation

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

In heat transfer, heat always flows from the _______________ object to the _______________ object.

• hotter / colder

• colder / hotter

• hotter / hotter

• colder / colder

Tags

NGSS.MS-PS1-4

In heat transfer, heat always flows from the _______________ substance to the _______________ substance.

• Hotter to colder
• Colder to hotter
• Hotter to hotter
• Colder to colder

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

Warm air is __________ dense than cold air and rises creating convection currents.

• more
• less

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

What factors are responsible for convection currents?

• Temperature

• Color

• Consistency

• Density

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

The troposphere is heated from below, which drives weather patterns caused by

• Convocation Cells

• Convection Currents

• Jet Streams

• Conduction

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

During convection, more dense currents _________ and less dense currents _________.

• sink, rise
• rise, sink

Choose Yes or No.

Convection cells are created when cold air rises up into the atmosphere and warm air falls to the ground.

• Yes

• No

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

Which type of heat transfer occurs when warm air rises up into the atmosphere and cooler air are falls back to Earth's surface?

• Convection

• Conduction

• Radiation

Tags

NGSS.MS-PS1-4