中国小学科学 (Chinese Primary Science) - Science
Mission Objectives
理解重力,重量 = 质量 x 重力场强度 (g),在地球上,g = 10 牛/千克,与其他行星及恒星不同。
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Words and meanings to learn
重力场
环绕所有物体的空间区域。任何有质量的物体都能体验到两个物体之间的引力。
重量
物体受星球吸引的地心引力。
质量
物质的量。
吸引力
把两个物体拉到一起的力。
失重
当一个物体没有地心引力作用时。
Jonathan is a leading science writer and presenter. Having attended military school in the UK, Jon attended the University of East Anglia in the UK, where he gained his BSc in Chemical Physics. Following this, Jon completed his PGCE (Post-graduate Certificate of Education), teaching science and leading physics in large city secondary schools in the UK.
Jon is a passionate scientist and specialises in science communication; delivering CPD workshops, science lectures, shows and community science days.
Paul studied English Literature at Nottingham Trent University and gained his PGCE (Post-graduate Certificate of Education) at the University of East Anglia. Following this, Paul had a successful teaching career, leading English across two large secondary schools and then becoming Vice Principal. He has led several schemes in cross-curricular literacy and has also led teaching and learning in a school, overseeing teacher training and development. Paul has also lectured at universities for graduate teachers.
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Mike studied zoology and botany at Durham University and followed this with 3 years of postgraduate study at Bristol University with the Science Research Council.
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