Question

assume you have an ice cube and also a small rock that is the same size and shape as the ice cube. predict what would happen if you placed the ice cube and rock in a glass of water.
a the ice cube will float and the rock will sink.
b the ice cube will sink and the rock will float.
c the ice cube and rock will both sink.
d the ice cube and rock will both float.

Explanation:

El hielo es menos denso que el agua, por lo que flota. La roca es más densa que el agua, por lo que se hunde.

Answer:

a. The ice cube will float and the rock will sink.