Particle model
Density can be calculated by Density = *
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The unit used for measuring density is... *
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In gases, the particles are... *
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In liquids, the particles are... *
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On a heating and cooling graph, what does the start of a horizontal line represent? *
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Which of these formulae is used to work out the energy required for a change of state?
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A temperature change involves a gain or loss of kinetic energy of particles *
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A state change involves particles gaining or losing potential energy
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How do you measure the density of an irregular shaped solid object? *
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If two objects have identical shape and size, how can you tell if the density is the same?
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