Physics
Steam at 100°C causes more severe burns than water at 100°C because

Water has no specific heat capacity
Water has latent heat of fusion
Steam has latent heat of vaporisation
Steam has no specific heat capacity

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Physics
The earth is a

Good absorber and good radiator of heat
Bad absorber and bad radiator of heat
Non-absorber of heat
Good reflector of heat

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Physics
The mass defect is the result of what action occurring?

Protons and electrons being attracted to each other
Energy being converted into moles of atoms when neutrons break apart protons
Mass being converted to energy when protons and neutrons bind together in a nucleus
Mass being converted to energy when protons and neutrons break apart in a nucleus

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