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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
A stone sinks in water. Its density must be:
>1 g/cm³.
<1 g/cm³.
=0.
=1 g/cm³.
Two liquids with densities 0.8 and 1.2 g/cm³ are poured in a container. Which floats on top?
Both sink.
1.2 g/cm³.
Both mix.
0.8 g/cm³.
If density of an object > density of water, it will:
Float.
Sink.
Remain suspended.
Vaporize.
A metal cube has side 0.1 m and mass 2 kg. Density is:
2000 kg/m³.
200 kg/m³.
8000 kg/m³.
4000 kg/m³.
Volume of a cube = 0.02 m³, mass = 50 kg. Density is:
1000 kg/m³.
2500 kg/m³.
3000 kg/m³.
2000 kg/m³.
