Why were the Egyptians able to grow two or three crops per year?

Geothermal energy can be used to ... A) completely replace fossil fuels B) generate electricity by creating steam C) can be utilized equally everywhere

What sea sits just off the ross ice shelf

Whats a smaller river or stream that connects to a larger one

What causes earthquakes and volcanic eruptions to happen in certain places and not others?

What is a good way for my 4th garder to answer "what is an equinox?"

What time is it in melbourne australia right now?

La Niña tends to lead to drier, warmer weather in the southern United States, which causes drought in Texas.

What did David Livingstone's three C's stand for

One micrometer is a millionth of a meter. A certain spider we is 4 micrometers thick. A fier in a shirt is 1 hundred-thousandth of meter thick. Which is wider, the spider web or the fiber?

When streams that erode highlands and deposit sediment in them/fill in lowlands with sediment create features known as:?