Convection

Convection can take place in _________________.

• solids only

• liquids only

• liquids and gases only

• solids, liquids and gases

Liquids and gases are together called ___________.

• Fluids

• Matter

• Solvent

• None of the above

The diagram shows some rice being boiled in a pan. What is the main methods by which thermal energy is transferred (i) through the metal pan and

(ii) through the water?

• (i) conduction (ii) conduction

• (i) convection (ii) convection

• (i) conduction (ii) convection

• (i) convection (ii) conduction

Tags

NGSS.MS-PS3-4

The way the heat is moving from the hot coffee is called...

• convection
• radiation
• insulation
• conduction

Heat transfers from an area of ____temperature to an area of ___ temperature.

• high to low
• low to high
• high to high
• It can travel high to low and low to high. 

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-3

What is convection ? (Choose all answers that apply)

• method of transfer of heat in fluids

• method of transfer of heat in solids

• transfer of heat due to movement of molecules

• transfer of heat due to vibration of molecules

Convection can sometimes occur in solids. True or False .

(a)  

What is the movement of particles, during convection, called ?

• Conduction currents

• Radiation currents

• Insulation currents

• Convection currents

Is sea breeze an example of convection currents ?

• Yes

• No

• Don't know

Which of the following is NOT an application of convection currents ?

• Sea breeze and Land Breeze

• Ventilators of the room

• Handle of cooking vessels

• Chimneys