Physics, 30.10.2019 07:31, tyryceschnitker
Roads often have to be repaved because they crack over time. sometimes this cracking is due to the fact that the roads (as well as other objects) have a tendency to expand when heated and contract when cooled. thermal expansion and contraction are examples of
a.
physical and chemical changes.
b.
physical changes.
c.
chemical changes.
d.
neither physical nor chemical changes.
Answers: 1
Chemistry, 06.07.2019 03:40, blackkiki4352
Answers: 1
History, 02.10.2019 23:40, candye625
Answers: 1
Roads often have to be repaved because they crack over time. sometimes this cracking is due to the f...
History, 24.09.2019 14:50
Mathematics, 24.09.2019 14:50
Chemistry, 24.09.2019 14:50
Physics, 24.09.2019 14:50
English, 24.09.2019 14:50
Computers and Technology, 24.09.2019 14:50
History, 24.09.2019 14:50