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

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

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Density and It’s Unit

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Chapter 1 Measurement
Evaluation | Q I. 4. | Page 10

SI unit of density is ______.

Use the analogy to fill in the blank

Liquid : Litre :: Solid : ______.

Name the liquid in which iron ball sinks.

What is the density of gold?

Define the density of objects.

The SI unit of speed is ______.

Density of water is 100 kg/m³

Assertion (A): It is easier to swim in seawater than in river water.
Reason (R): The density of seawater is more than that of river water

What is a lactometer? Explain its principle and work.

Petroleum-based products float on the surface of the water. This is due to their low ______.