A mass extinction event occurred about 200,000,000 years ago, in the late Triassic. Explain this number in the scientific notation.

When an oceanic plate coverges with a continental plate

What does it mean to talk about "place"? When geographers study place, they're looking at what a certain spot is like.

The effect takes place when mountains block precipitation from falling in an area.

Is this true or false. The hemispher of earth that is tilted away from the sun receives less direct rainfall than the other hemispher receives.

The atoms that make up a star can be determined by studying the stars A) corona B) sunspots C) emission spectrum D) gas clouds

Conseqüências da guerra dos balcãs

What do you often find in sedimatary rocks?

Changes to the earth that can be explained by plate tectonics include all the following except ___ Earthquakes, erosion, mountain ranges, volcanoes

Iron: A. is forming today in the Great Lakes region as banded-iron formations (BIFs). B. is stronger and weighs less than aluminum. C. was the first of the common metals (iron, aluminum, and copper) to be used by humankind. D.

Glacier store about 70% of the worlds freshwater true or false