True or False: All objects made of iron, nickel or cobalt are magnets.

A) true

B) false

Which of the following is the main benefit of ozone? A. reduces pollution levels B. absorbs ultraviolet radiation from the Sun C. filters particulates from the atmosphere D. neutralizes the effects of carbon monoxide

How old are the oldest rocks on the ocean floor? a. less than 200 million years old b. approximately one billion years old c. approximately 500 million years old d. between 200 and 500 million years old

The distance between Neptune and the Sun is 30.06 AU. What is this distance in millions of kilometers? (One AU is about 150 million kilometers.) 450 million kilometers 450.9 million kilometers 4,000 million kilometers 4,509 million kilometers

Which statements describe the management of the earth's resources? Resource management becomes more important as the population increases. Resource management is a national issue. Resource management is a global issue.

What is the most populated country?

How does having a large lake or an ocean nearby affect the climate of an area?

In order to conquer Mexico, the Spanish

The climate of the United States can be best Described as. A. mostly arid B. mostly tundra C. Mostly Temperature D. Mostly tropical

Who is Nathaniel Greene

Who was one of the founders of the location-sharing site Foursquare? Dennis Crowley Aaron Swartz Josh Williams Scott Raymond Done answer A.