Fill in the blanks with appropriate words
1. ... keeps animals warmer in winter.
2. Firemen wear ... suits
3. Metals are generally ... conductors of heat.
4. ... keeps hot liquid hot for a long time.
5. In space, matter does not exist so convection and ... do not occur.
6. Bright shiny surfaces are ... emitters of heat.


Răspuns :

1. Insulation keeps animals warmer in winter.
2. Firemen wear insulated suits.
3. Metals are generally good conductors of heat.
4. Insulation keeps hot liquid hot for a long time.
5. In space, matter does not exist so convection and conduction do not occur.
6. Bright shiny surfaces are poor emitters of heat.