Hey i need help...which one is correct 1. Deltas form as river velocity increases, and sediment is deposited at the bottom of a larger body of water.

2. Deltas form as river velocity decreases, and sediment is deposited as the river enters a larger body of water.

not only is it colder, it also becomes darker, less salty, and more dense.

unicellular organisms, like bacteria, are able to perform all life functions within one single cell. multicellular organisms need many different types of cells to carry out the same life processes. each of these special types of cells has a different structure that it perform a specific function.

the circled areas are referred to   as sunspots.   the sunspots are cooler than the   surrounding area.

sunspots are temporary phenomena on the photosphere of the sun that appear visibly as dark spots compared to surrounding regions. they correspond to concentrations of magnetic field flux that inhibit convection and result in reduced surface temperature compared to the surrounding photosphere.