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

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. 

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 .

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