Topic E3 nucleus of krypton decays to a nucleus of bromine according to the equation

Topic E3 nucleus of krypton decays to a nucleus of bromine according to the equation

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Paper 1A magnitude of the change in momentum of the stone

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B3 A planet has an albedo of 0.30. A simplified balance for the planet is shown.

B3 A planet has an albedo of 0.30. A simplified balance for the planet is shown.

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B2 the power emitted by a spherical black body at absolute temperature T is P. What is P’/P?

B2 the power emitted by a spherical black body at absolute temperature T is P. What is P’/P?

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B1 change in temperature in degrees Celsius (given in kelvin)

E3 three particles produced when nuclide Mg undergoes beta-plus decay

E3 three particles produced when nuclide Mg undergoes beta-plus decay

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B2 What is the number of atoms in 20g of Neon20 / number of atoms in 40g of Krypton80?

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Paper 1A spring balance density volume

B2 the average albedo of a surface is 0.40. What is power reflected / power absorbed by the surface?

B2 the average albedo of a surface is 0.40. What is power reflected / power absorbed by the surface?

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