Question

A student puts some sugar in a glass of water and stirs until the sugar is dissolved. Why is sugar dissolving in water an example of a physical change?

A.because the sugar and water are both clear
B.because the sugar gives off gas bubbles when it is dissolved in the water
C.because the student started with sugar and water, and ended with sugar and water
D.because the sugar and water molecules break apart, and then recombine in different ways

Answer 1

C.because the student started with sugar and water, and ended with sugar and water