AQA Combined Science: Biology, Chemistry & Physics Paper 1 Equations 3.0 / 5 based on 1 rating ? ScienceBiology Paper 1, Chemistry Paper 1 & Physics Paper 1GCSEAQA Created by: malikaahrahmaniiCreated on: 30-11-18 20:04 What is the equation that relates magnification to real size? Magnification=image size÷real size 1 of 38 What is the equation that relates rate of blood flow to n.o of minutes? Rate of blood flow=volume of blood÷number of minutes 2 of 38 What is the equation that relates light intensity to distance squared? Light intensity=1÷distance^2 3 of 38 What is the equation that relates relative atomic mass to sum of abundance of all the isotopes? RAM=sum of(isotope abundance x isotope mass number)÷sum of(abundance of all the isotopes) 4 of 38 What is the equation that relates percentage mass of an element to the Mr of a compound? Percentage mass of an element=AR x number of atoms in an element÷Mr of compound (×100) 5 of 38 What is the equation that relates the n.o of moles to the Mr(of the element or compound)? N.o of moles=mass in g(of an element or compound)÷Mr(of element or compound) 6 of 38 What is the equation that relates concentration to the volume of the solvent? Concentration=mass of solute÷volume of solvent 7 of 38 What is the neutralization reaction equation? Acid+base=salt+water 8 of 38 What is the factor H+ ions change by? 10^-x 9 of 38 What is formed when an acid reactes of a metal carbonate? Acid+metal carbonate=salt+water+carbon dioxide 10 of 38 What is formed when an acid reacts with a metal oxide? Acid+metal oxide=salt+water 11 of 38 What is formed when an acid reacts with a metal hydroxide? Acid+metal hydroxide=salt+water 12 of 38 What is formed when an acid reacts with a metal? Acid+metal=salt+hydrogen 13 of 38 What happen when a metal reacts with water? Metal+water=metal hydroxide+hydrogen 14 of 38 What is the equation that relates rate of reaction to time? Rate of reaction=amount of reactant/product formed÷time 15 of 38 What is the equation that relates kinetic energy to mass? Kinetic energy=0.5 x mass x speed^2 16 of 38 What is the equation that relates gravitational potential energy to height? Gravitational potential energy=mass x gfs x height 17 of 38 What is the equation that relates elastic potential energy to extension^2? Elastic potential energy=0.5 x spring constant x extension^2 18 of 38 What is the equation that relates change in thermal energy to mass Change in thermal energy= mass x specific heat capacity x change in temperature 19 of 38 What is the equation that relates power to time? Power=energy transferred÷time 20 of 38 What is the equation that relates power to work done? Power=work done÷time 21 of 38 What is the equation that relates energy to specific latent heat? Energy=mass x specific latent heat 22 of 38 What is the equation that relates efficiency to total input energy transfer? Efficiency=useful output energy transfer÷total input energy transfer 23 of 38 What is the equation that relates efficiency to total power input? Efficiency=useful power output÷total power output 24 of 38 What is the equation that relates charge flow to time? Charge flow=current x time 25 of 38 What is the equation that relates energy transferred to potential difference? Energy transferred=charge x potential difference 26 of 38 What is the equation that relates potential difference to resistance? Potential difference=current x resistance 27 of 38 In series circuit, how do you find the total potential difference? By adding all of the values together(V1+V2...) 28 of 38 In series circuit, how do you find the total current? In series, the current is the same all the way round(I1=I2...) 29 of 38 In series circuit, how do you find the total resistence? By adding all the values together(R1+R2...) 30 of 38 In parallel circuit, how do you find the total potential difference? In parallel, the potential difference is the same all the way round(V1=V2...) 31 of 38 In parallel circuit, how do you find the total current? By adding all the values together(I1+I2...) 32 of 38 What is the equation that relates energy transferred to time? Energy transferred=power x time 33 of 38 What is the equation that relates power to current? Power=potential difference x current 34 of 38 What is the equation that relates power to resistance? Power=current^2 x resistence 35 of 38 What is the equation that relates density to volume? Density=mass÷volume 36 of 38 What is the equation that relates work done to distance? Work done=force x distance 37 of 38 AQA Combined Science: Biology, Chemistry & Physics Paper 1 Equations By Malikah Rahmani 38 of 38
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