Quiz Unit 4 Ch. 3.2 Convection currents

____________ occurs when an energy source transfers heat directly to another object through space; an example would be an object becoming warm by sitting in the sunshine.

• conduction
• convection
• radiation
• heat

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

____________ occurs when heat is transferred to an object through direct contact with particles; an example would be the heat from a stove transferring to your hand through the handle on a pot or pan.

• conduction
• convection
• radiation
• heat

Tags

NGSS.MS-PS1-4

What kind of currents cause heat transfer in the Earth?

• convection currents
• radiation currents
• conduction currents
• ocean currents

Tags

NGSS.MS-ESS2-6

The transfer of energy through empty space is called

• conduction
• radiation
• convection
• subduction

When the heat source is removed from a fluid, convection currents in the fluid will ____.

• speed up
• change direction
• continue forever
• eventually stop

Tags

NGSS.MS-PS1-4

Scientists think that convection currents flow in Earth’s ____.

• continents
• mantle
• lithosphere
• inner core

Tags

NGSS.MS-ESS2-1

Scientists believe that differences in ____ cause hot, plastic-like rock in the asthenosphere to rise toward Earth's surface.

• magnetism
• weight
• density
• force

Density has to do with what two things?

• Material and Volume

• Mass and Volume

• Mass and Density

• Material and Density

Why does hot mantle rise (go/move up)?

• hot = less dense

• hot = no change

• hot = more dense

How does heat move?

• from a warmer to a cooler object

• from a cooler to a warmer object

• toward a hot object

• away from a cold object

Tags

NGSS.4-PS3-2