Question

B. Fill in the blanks.
1. When an object is heated, its start
vibrating faster
2. Conduction is very fast in
of heat requires the objects to be in
contact.
4.
is an example of a liquid which is a
good conductor
5. Ventilators use
to cool a room.
6. Objects that are in colour absorb more
heat than objects that are in colour.
7. In a thermos flask, the silvering of the walls
prevents loss of heat by​

Answer 1

Answer:

Explanation:

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Answer 2

Answer:

1 I

2dont

3know

4the

5ans

6wer

7what to do