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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
5/50 MCQs for:
THE WORLD OF SCIENCE: Simple application of measurements
A scientist studying tides measures the time between high tides. The most suitable SI unit is:
Kelvin.
Newton.
Meter.
Second.
Amina notices the oil floats on water. This is because:
Water has no mass.
Oil has lower density.
Water is heavier.
Oil is more colourful.
A student observes that cooking oil floats on water. This means:
Oil has lower density.
Water has no density.
Oil has higher density.
Oil evaporates quickly.
Which situation best shows the application of density in daily life?
Measuring rainfall.
Recording the time of sunrise.
Choosing wood that floats to build a raft.
Using a thermometer to check fever.
Clouds float in the sky mainly because:
They are colourful.
They are hot.
They contain stones.
They have low density.
