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WorksheetsScience Class Test
Total questions: 10
Worksheet time: 8mins
(a) is the instrument used to measure atmospheric pressure.
Tia wanted to buy a blanket similar to woolen blanket, but much cheaper in price. Which of the following would she choose?
Nylon
Acrylic
Rayon
Polyester
Frictional force exerted by fluids is called fluid friction or (a) .
While sieving grains, small pieces fall down. (a) force helps in pulling them down.
(a) is a mixture of polyester and cotton.
(a) is made up of a large number of glucose units.
Beating metal into sheets is an example which of the forces?
Muscular
Frictional
Gravitational
Magnetic
The shape preferred for designing a submarine:
Oval
Round
Streamline
Elliptical
When we wear synthetic shirts in dry weather, our skin hair in contact tend to rise. This is due to the following force:
Gravitational
Frictional
Electrostatic
Magnetic
Which of the following produces least friction?
Rolling friction
Static friction
Sliding friction
Composite friction
