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Heat energy can be transferred well by conduction from one material to another only if both are:
a) solids                      
b) liquids
c) gases                                   
d) all of these

a

What type of energy is generated due to movement of particles within a substance?
NTS PST 15/12/2019 (11:30)
a) heat                        
b) sound
c) light                        
d) electricity

a

Wind blows due to:
a) conduction of heat  
b) convection of heat
c) radiation of heat     
d) emission of heat

b

Which color is a good reflector of heat?
a) red                          
b) black
c) blue                        
d) white

d

Which color is a good reflector of heat?
a) red                          
b) black
c) blue                        
d) white

d

What happens if two objects at different temperatures are touching?
a) heat energy transfers from the warmer object
b) heat energy transfers from the colder object
c) heat energy transfers to the warmer object
d) no heat energy transfer takes place

a