The different apparences of the moon known as moon phases are caused by:
O The moon getting closer and farther away from the Earth.

O The moon's constant rotation on its axis.

O The moon's very thin atmosphere.

O the moon's revolution around the Earth.

If you are in grade when should you start studying for exams

The smokey mountains have over 2,100 miles of rushing mountain streams and rivers that flow through the park. in each mile lives a diverse community of native fish, amphibians, insects, and larvae, some of which are found only in the southern appalachians. park managers and scientific researchers test many factors such as fish populations, the watersheds and water tests to determine a) too many lizards are present b) the water quality of the stream c) rainwater is running into local streams d) if visitors to the park are overstaying their welcome

Explain the importance of file management and how to control files over time