density = mass/volume
mass stays the same. So for density to get smaller what must happen to the volume?
The density of copper decreases as temperature increases. Which statement accurately describes the changes in a sample of copper when it is warmed from room temperature to 95 degree Celcius.
a. The sample will become lighter.
b. The sample will become heavier.
c. The sample will expand.
d. The sample will contract.
My answer: d
1 answer
1 answer