Expansion amounts for 50 cm of each of the solids:
brass alloy: 0.11 cm
aluminum: 0.07 cm
iron: 0.12 cm
steel alloy: 0.04 cm
Each strip of metal was the same thickness and was heated to 100°c.
Based just on the data, which conclusion can be drawn?
a) metals expand upon heating.
b) alloys expand less upon heating than elemental metals.
c) alloys expand more upon heating than elemental metals.
d) the rate of expansion of metals is directly proportional to the temperature to which it is heated.
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