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Mathematics 7 Online
OpenStudy (anonymous):

Gaby wants to know if sand heats up faster than water. How can she find out? Place a cup of sand and a cup of water in the freezer. See which one freezes first. Pour a cup of water into a cup of sand. Measure the sand's temperature to see if it changed. Put her right hand in a cup of sand and her left hand in a cup of water. Record which one feels the hottest. Place a cup of sand and a cup of water in the Sun. Measure their temperatures as they change.

OpenStudy (nitroster):

Last one

OpenStudy (nitroster):

Medal pls this time

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