Answer:
The reason we can't feel it is that the air within our bodies (in our lungs and stomachs, for example) is exerting the same pressure outwards, so there's no pressure difference and no need for us to exert any effort.
True. If the amount displaced is more than the mass, it floats. If the amount is less than the mass, it will sink.
Answer: magnitude and direction
Explanation:They are the two aspects of force that scientists measure