While there are some very old stars in the halo of our galaxy, the stars that make up the halo are about 50 percent of all the stars in the Milky Way.
O True
O False

Which country in the video has the highest population growth rate?

If we review the changes in the landscape surrounding the great salt lake in utah we can see a change in topography. look at the area to the south of the lake. what change has occurred during the last twenty-nine years? a) erosion of the hills b) an increase in marshland c) flooding of the area and the development of wetlands d) deposition of sediments and an increase in elevation

Cardueline finches can be found in what areas of the world?