1) In physical change the substances changes into new substance. a) True b) False 2) In a heated solvent, the particles of the _____________ energy and move faster than in a cooler solvent. a) Gains b) Loses 3) With the help of what can rate of dissolving increases? a) Stirring b) Keeping it still 4) A reaction in which reactants react together to form product is called a) Physical Change b) Chemical Reaction

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