A puddle of water is found on the sidewalk after an afternoon rainstorm. Trace a drop of water from this puddle through the entire water cycle.

Which of the following applies to the basic constituents of halite, gypsum, and sylvite? A. transported as dissolved ions; B. deposited as detrital mud transported as detrital mud; C.

What may happen if the entire crust of Earth was one plate? Erosion would change the color of Earth's surface. Earth would be cold due to less carbon dioxide. Volcanoes and earthquakes will destroy life on Earth.

Which ancient kingdoms or empires have names similar to present-day countries in Southeast Asia? How do their locations compare?

In 1802, when it seemed likely to many scholars that there was life on Mars, the German mathematician Karl Friedrich Gauss proposed that we signal the Martian inhabitants by drawing huge geometric patterns in the snows of Siberia.

How have astronomical conditions contributed to global climate change

Why do Somali pirates hijack ships? A. to increase their food supply B. to obtain high-tech electronics, such as radios C. to ransom sailors and their cargo for money D. to make use of the ships' cargoes

The foot of a ladder is placed 6 feet from a wall. if the top of the ladder rest 8 feet up on the wall, how long is the ladder

Living near the boundaries of moving plates can be dan- gerous. Explain why this statement is true.

For geographers, the movement of higher-income residents and businesses into poor areas of inner cities is generally referred to as A. urban revitalization. B. gentrification. C. restoration. D. urban development.

Describe how masters of the Italian renaissance redefined art through realism