Module 5A lesson in a labDo you know them
Albert EinsteinStephen hawkingMadam CurieAlfred NobelIntroduction and VocabularyThomas EdisonLi ZhengdaoCharles DarwinNewtonMatch the following words
physics2
chemistry3
biologyAlfred NobelDarwinLi ZhengdaoThomas EdisonAlbert EinsteinNewtonMadam Curie1
(a) Water exists as a solid, a liquid and a gas
(b) Water exists as a solid and a liquid only
(a) When you heat a metal, it expands
(b) When you heat a metal, it contracts
(a) Steel is a mixture of iron and other substances
(b) Steel is a mixture of iron and oxygen
(a) Two-thirds of the earth’s surface is water
(b) 50% of the earth’s surface is water
(a) The distance of the sun from the earth is 25
500 kms
(b) The distance of the sun from the earth is 150,500,500 kms
(a) The earth is