The stars generate helium from hydrogen at core temperatures of about 10 million degrees. why does it require even higher temperatures to create elements with greater numbers of protons than helium?

What countries have played a major role in the global spread of manufacturing and trade?

Which of the following physical features is located in both Mongolia and China? A. The Gobi Desert B. The Himalayas C. Three Gorges D. The Altay Mountains

Which descriptions are true of the Amazon River? Choose all answers that are correct. A. It moves freshwater more than 100 miles into the ocean. B. It carries more fresh water than any river in the world. C. It is the longest river in the world. D.

By what factors are all cultures defined? a) surroundings, upbringing and experiences, b) core religious values, family customs, and surroundings c) surroundings, terrain, and weather patterns d) upbringing, wars, and the rule of law

According to Merton, a person who is prejudiced but is afraid to discriminate because of social pressure is a (n) A - Active Bigot B - All weather liberal C - Timid bigot D - Fair weather liberal

Which resources are found in Brazil's rain forests? Choose all answers that are correct. rubber nuts medicinal plants wheat

Consider the treaty drawn up with Massasoit and explain whether or not you feel its term equally favorable to both parties. What seems to be Bradford's attitude toward the Wampanoag?

11. What is the solution set of the equationX^2 - 5X - 24 = 0

Many Pacific islanders practice A. traditional forms of art, dance, and music. B. Middle Eastern forms of religion. C. Asian forms of government. D. a command economy.

The ozone layer in the stratosphere protects our planet and its inhabitants from