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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
If an object's mass is halved and volume doubled, density changes by:
¼.
½.
2.
4.
If density of an object > density of water, it will:
Sink.
Float.
Remain suspended.
Vaporize.
A block has a mass of 500 g and a volume of 0.25 m³. Its density is:
2000 kg/m³.
500 kg/m³.
1250 kg/m³.
2 kg/m³.
A metal cube of side 0.2 m has mass 16 kg. Its density is:
4000 kg/m³.
2000 kg/m³.
8000 kg/m³.
16 kg/m³.
An irregular solid displaces 150 cm³ water and has mass 300 g. Its density is:
0.5 g/cm³.
1 g/cm³.
3 g/cm³.
2 g/cm³.
