When are magnitudes of two vectors added?

Coal mine reclamation commonly involves refilling the active pit of the surface coal mine after coal has been extracted, spreading topsoil over the area, and then replanting it.

Which changes to the earth can be explained by plate tectonics? atmospheric circulation patterns earthquakes erosion ocean circulation patterns ocean trenches volcanoes wind

What resources have brought great wealth to some of the countries of North Africa? diamonds gold natural gas petroleum

What were the names of the two rivers that the fertile creascent was between?

Interpret data to determine the oldest rock bed. A sandstone contains a 400-million-year-old fossil. A shale has fossils that are over 500 million years old.

In asia, the issues of a developing nation are further hindered by being landlocked with no easy access to a port. 5 pts True False

explain two reasons as to whether or not you believe sustainability is an unattainable object next determine two barriers currently in place to make achieving sustainability difficult propose one alternative that can be used in place of

Most rivers have relatively gentle gradients in the headwaters and steep gradients in their downstream portions. True / False.

In which world region do hurricanes form? A. along the Equator B. near the poles C. only in the Atlantic Ocean D. only in the Pacific Ocean

What is the diameter of the geosphere