A primary consumer would recelve about how much percent

of the original energy that enters an ecosystem from the Sun.

Which of the following is not a major category of rock? a. magma b. igneous c. sedimentary d. metamorphic

A "polar-wander" curve shows A. how magnetic poles have moved on the earth. B. how the sea floor has spread. C. how continents have moved, or drifted, relative to the magnetic poles. D. how polar glacier ice has moved across continents.

How much water is clean on Earth?

What type of landform is the country of Panama?

What is the main environmental issue caused by palm oil plantations

Where is mt. kilimanjaro?

The primary purpose of Bretton woods conference was to

What was the World Trade Organization decision in 2006 related to genetically modified crops? Individual countries had the right to determine if they were going to allow genetically modified crops to come into their country.

12 out of 50 seventh graders said they would be willing to pay between $21-$30 dollars for a class trip. If there are 350 students in seventh grade, about how many would go oh the trip if it cost $30?

If a population is growing quickly in a small area then what must increase as well