Physics > Edexcel > Physics Science (Double Award) 4SD0 PAPER: 1P. Pearson Edexcel International GCSE (9–1) latest 202 (All)

Physics Science (Double Award) 4SD0 PAPER: 1P. Pearson Edexcel International GCSE (9–1) latest 2022

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FORMULAE You may find the following formulae useful. energy transferred = current×voltage×time E = I×V×t frequency = 1 time period f = 1 T power = work done time taken P = Wt power = en... ergy transferred time taken P = W t orbital speed = v = (final speed)2 = (initial speed)2 + (2×acceleration×distance moved) v2 = u2 + (2×a×s) pressure×volume = constant p1×V1 = p2×V2 pressure temperature = constant p T p T 1 1 2 2 = Where necessary, assume the acceleration of free fall, g = 10 m/s2 Answer ALL questions. 1 (a) (i) Which of these coloured stars has the highest surface temperature? (1) A orange B red C white D yellow (ii) Which of these is a stage in the life cycle of the Sun? (1) A black hole B neutron star C supernova D white dwarf (iii) Which of these is the stage nearest the end of the life cycle of a star with a mass much greater than the Sun? (1) A main sequence B protostar C supernova D white dwarf http://britishstudentroom.wordpress.com/*P67159A0528* Turn over 5 (b) The diagram shows the orbit of a comet around a star. Draw a labelled arrow to show the force acting on the comet due to the star [Show More]

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