Early humans used rocks as tools to make other things as well as to construct buildings. Why was it better for them to use rocks than another material such as wood?

Which of the following does not describe Australia? a. smallest continent c. flattest continent b. driest continent d. tectonically active continent .

Biologist estimate how long ago species separated from a common ancestor using a technique called. Answers: 1. a molecular clock 2. Radiometric dating 3. relative dating 4. stratipraghy

What physical process could geographers track with an arrow on flow-line thematic map?

Which statement about Russia in the 1990s is not accurate? Democratic and economic reforms led some of Russia's republics to seek independence. Russians confronted a lack of security at work and with healthcare.

Which of the following countries would most likely bring in the most per capita income compared to other countries? Zambia Botswana Algeria Chad

If you described Washington DC we being south of New York City you would be describing its?

To which spheres do the clouds and the soil belong? A. clouds in atmosphere, soil in lithosphere B. clouds in atmosphere, soil in biosphere C. clouds in biosphere, soil in hydrosphere D. clouds in hydrosphere, soil in lithosphere

Which provides evidence to support the big bang theory? A. the magnetization of rocks on the ocean floor B. the composition of the sun C. the red-shift of distant galaxies D. the change in carbon dioxide levels in the atmosphere

Why is it hard to farm in the Yucatán Peninsular?

Before the angkor wat in cambodia became a buddhist temple it honored a god of which religion A - lslam B - Christianity C-hinduism D - confucianism