Chemistry, 05.02.2021 18:50 lisa123465

DAE On the first day of school, a class of fifth-grade students are given four identical cubos of hard clay. The cubes are placed in four different conditions until the last day of school. At that time, the students make the following
observations
Sample 1: classroom cabinetno noticeable changes
Sample 2 near a window lighter in color
Sample 3: freezer - small cracks near comers
Sample 4 bottle of water small amount of algae on top Which sample shows evidence of physical weathering?
Sample 1
Sample 2

C
Samples
Sample 4

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