A lot of things are denser than water. It depends on how much water you are using.
The egg is heaver per volume than the water.
Either: its heaver than water, or if its a boat, then water go in.
That depends what exactly is in the "dirt" .
Yes a football is heaver than a soccer ball.
We float or there is a possibility you can sink. You sink when you are heaver than the mass of the water. You float when you are lighter than the mass of the water.
no
Water heats faster than soil
If it is heaver than water (or what ever liquid you put it in) it will sink. Lead will sink. A cork will float.
no...not at all
a gollon
soil warms faster than water.