A. J/sB. Watt-day C. KilowattD. None Of theme
A light-year is a unit of
A. SpeedB. EnergyC. TimeD. Distance
M.K.S. unit of pressure
A. AtmosphereB. Dynes per sq.comC. MeterD. Pascal
Which one of the following is a scalar quantity?
A. MassB. TimeC. VolumeD. All the above
The science of characters and distribution of race is known as
A. Ethnology. B. Anthropology.C. Sociology.D. Taxonomy
An intelligent scientific guess which scientists make based on with the available facts is known as
A. Observation.B. Hypothesis. C. Deduction.D. None of the above
Deduction is a logical consequence of
A. Hypothesis.B. Observation. C. Inference.D. Experiment.
A statement about which a scientist think maybe the answer to the problem under study is known a
A. Law. B. HypothesisC. DeductionD. None of the above
Romans believed that material is caused by
A. Bad air.B. Plasmodium. C. Dirty water.D. All of the above.
Which one of the following is the study of fossils
A. EcologyB. PhysiologyC. Paleontology D. Evolution