1) Temporary change is when materials a) return to its original size and shape  b) cannot return to its original size and shape 2) Permanent change is when materials a) cannot return to its original size and shape b) return to its original size and shape 3) Folding a shirt is a a) permanent change b) temporary change 4) Breaking a ceramic a) temporary change b) permanent change 5) Stretching a rubber band a) permanent change b) temporary change 6) Moulding a clay a) temporary change b) permanent change  7) Assel has ripe apples. After some time, apples turned brown. What kind of change is it?  a) Temporary change, because size and shape didn't change b) Permanent change because they cannot return to their original state c) Temporary change because they can return to its original state 8) The ping pong ball dented. This is a temporary change because a) ping pong ball can return to its original shape b) ping pong ball became smaller in size c) ping pong ball cannot return to its original shape 9) I put this jar with metal lid into a refrigirator. When I wanted to remove the lid from the jar, it was very difficult. Why? a) The jar expanded b) The lid expanded c) The lid contracted  d) The jar contracted 10) I put this jar with metal lid into a refrigirator. When I wanted to remove the lid from the jar, it was very difficult. What can be done to remove the lid? a) Put the jar into hot water b) Put the lid into ice water   c) Put the lid into hot water d) Put the jar into ice water 11) Overhead power cables become short in cold weather a) because they contract b) because they expand 12) Overhead power cables become longer in cold weather  a) because they contract b) because they expand

Permaent and Temporary changes

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