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Penny

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Which would corrode if left outside for a long time?Plastic cup Iron shovel Book Cardboard box
1. 1 answer
2. 248 views
A change in what causes thermal expansion and thermal contraction??
1. 1 answer
2. 212 views
What measures how much space matter takes up?
1. 3 answers
2. 242 views
How is gas different from a solid or a liquid?
1. 5 answers
2. 223 views