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Subjects
Science State Board
Class 7
Measurement
Textbook questions

2. Choose the appropriate answer II

Exercise condition:

3 m.

1. SI unit of density is

$\frac{kg}{m^3}$
$\frac{kg}{m^2}$
$\frac{kg}{m}$
$\frac{g}{m^3}$

2. Two spheres have equal mass and volume in the ratio 2:1. The ratio of their density is

4:1
1:2
2:1
1:4

3. Light year is the unit of

density
time
Distance
both length and time

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