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MATTER ITS PROPERTIES & ITS TRANSFORMATION: Change of state
MATTER ITS PROPERTIES & ITS TRANSFORMATION: Heat & Thermal Insulation
MATTER ITS PROPERTIES & ITS TRANSFORMATION: Temperature
Matter: Its Properties & Transformation
THE WORLD OF SCIENCE: Base Physical Quantities, SI Units & Measuring Instruments
THE WORLD OF SCIENCE: Measurement of Density
THE WORLD OF SCIENCE: Measurements of Speed
THE WORLD OF SCIENCE: Scientific Method
THE WORLD OF SCIENCE: Simple application of measurements
The Science World
5/30 MCQs for:
THE WORLD OF SCIENCE: Measurement of Density
Which combination gives a derived quantity?
Mass ÷ Volume.
Mass + Time.
Time × Length.
Length + Mass.
Two liquids with densities 0.8 and 1.2 g/cm³ are poured in a container. Which floats on top?
Both sink.
0.8 g/cm³.
Both mix.
1.2 g/cm³.
If an object's mass is halved and volume doubled, density changes by:
¼.
4.
½.
2.
A liquid has mass 2 kg in 1 liter. Its density in kg/m³ is:
500 kg/m³.
2000 kg/m³.
200 kg/m³.
1000 kg/m³.
The SI unit of density is:
kg/m.
kg/m³.
g/cm².
N/m².
