Which process forms sedimentary layers that can be used to measure prehistoric sea
levels?

Marine transgression

Explanation:

Marine transgression causes the shoreline to move towards higher ground. Sedimentary layers can deposit as sea level moves inland, leaving behind thick sedimentary layers along the shoreline. These layers can be used to measure prehistoric sea levels.

yes

no

blue is scattered more than other colors because it travels as shorter, smaller waves. this is why we see a blue sky most of the time.