3. Fill in the blanks:
(a) John Dalton is known for __________.
(b) Einstein formulated the law of __________.
(c) Madam Curie discovered __________.
(d) Law of natural selection was formulated by __________.
(e) Newton developed __________ motion.
4. Write "Yes" for true statement and "No" for wrong statements.
(a) Science is learning about animals only.
(b) John Dalton formulated theory of relativity.
(c) We should take precautions in the laboratory.
(d) Scientific learning is learning about apparatus.
(e) Funnel is used to measure water.
(f) One kilometre is equal to hundred centimetres.
(g) Volume of a liquid can be measured by cylinders.
(h) Clinical thermometer can measure up to 100°C.
(i) 4 hours is equal to 60 seconds.
(j) The weight of heavier objects can be measured in kilograms.
Answer (2)
John Dalton is known for atomic theory, Einstein for the law of relativity, and Madam Curie for radioactivity. The law of natural selection was proposed by Charles Darwin, and Newton developed the laws of motion. In the true or false statements, many misconceptions were clarified about science and measurement.
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John Dalton is known for atomic theory, Einstein for the law of relativity, and Madam Curie for radioactivity. The law of natural selection was proposed by Charles Darwin, and Newton developed the laws of motion. The true or false statements assess understanding of scientific concepts and terminology. ;
