2. Is there a pattern between the density of the objects and their ability to float or sink? Explain.

If an object has a higher density than the fluid it is in (fluid can mean liquid or gas), it will sink. If it has a lower density, it will float. 2. If something's density is lesser than the water's density, then it will float on water's surface, otherwise it will sink.

Explanation:

Hope this helps!

2b2t

explanation:

2b2t

8 m/s because for him to get the same amount of energy as ray is putting out, bobby, who weighs half as much as ray, needs to run twice as fast.