Need help with this science emt class emergency medical technician science class smart people 100% only mark been struggling

During convection, less dense fluid rises and denser fluid sinks.

Which anatomical plane is the only one that could not show both the sternal region and vertebral region

How do water’s relative densities as a solid and a liquid differ from that of most other substances? water’s solid and liquid forms have different densities, while most other substances have solid and liquid forms with similar densities. water’s solid and liquid forms have similar densities, while most other substances have solid and liquid forms with different densities. water’s liquid form is less dense than its solid form, while the opposite is true of most other substances. water’s solid form is less dense than its liquid form, while the opposite is true of most other substances.