Answer: b) Less dense
Explanation:
Differences in density is one reason objects float or sink.
An object more dense than the fluid in which it is immersed will sink, while objects less dense than the fluid in which it is immersed will float to the surface.
But objects floats at constant level if the density is equal to the density of the fluid in which it is immersed; it neither rises nor sinks in the fluid in this case.
Answer= C) CN contains a covalent bond.
say for example, the color of our blood inside the body is blue, when you have a cut, th he blood color is red through oxygenation.
2 high tides and 2 low tides. hope that helped
