Question

Fill in the blanks

1.When a substance is heated it's density _________.

2.A hydrometer is used to measure _________.

3.any solid will not sink in water if its relative density is ______ one.

4. 1kgm`3 = ________gmc`3.

5.In a convection current the warm liquid ______ and the colour liquid _______.​

Answer 1

Answer:

increase

Explanation:

increase in temperature increase the motion of particles .

Answer 2

Answer:

1) decreases

2) specific gravity

3) less than

4) 0.001

Explanation:

This is your answer...