Chemistry, 15.01.2020 01:31, kayolaaaa53

Answer 3 & 4.

3 : you may have noticed that concrete sidewalks have horizontal slits in-between each slab. you may have also noticed that bridges have metal grates located at different places along the road. these construction joints are related to thermal expansion. explain the connection !

4 : list one of example of condition , convection, and radiation .

Answer 3 & 4. 3 : you may have noticed that concrete sidewalks have horizont

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Answer 3 & 4.

3 : you may have noticed that concrete sidewalks have horizontal sli...