What does the evidence suggest as a cause of the mass extinction 65 million years ago?

a. a great earthquake

b. a great flood

c. a meteor crashed to earth

d. a drastic temperature drop

Why does Singapore likely focus income on technology?

Where was the democracy government established? who was to participate in the government

Which statements describe potential effects of using a river to irrigate a farm's field? Check all that apply. The farmer preserves the natural habitat of the river by rerouting water from the river.

You are on a flight to Los Angeles, California. As the plane gets ready to land, it flies out over a large body of water. You look out the window and can see only water in the distance. You are over an ocean.

Describe four different challenges facing refugees after they are allowed to enter a host country. If you were a refugee moving to a new country, what difficulties would you face?

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