Darwin believed that the various species of finches on the Galapagos islands came from one common ancestor. he believed they evolved by what?

Which of the following is a resource available in Russia? a. oil c. fertile soil b. minerals d. all of the above

What was the purpose of building the new aswan high dam? A - Prevent the flooding of the banks of the Nile. B - Improve irrigation and provide hydroelectric power. C - create a new reservoir for better drinking water.

2. (1) The Earth's core does many things for the planet. Select one of those things below. a. Causes ocean tides b. Supplies volcanos with molten material C. It produces a magnetic field around the Earth d. None of the above

Korea A. had close diplomatic relations with Japan, in part because they shared a common border. B. adopted Chinese institutions in order to facilitate political centralization. C. suffered an extended period under Qin control and rule. D.

Which statement is correct? Early models of the solar system were based on science and are correct. Early models of the solar system were based on religion and philosophy rather than experimentation. All models of the solar system are equally true.

If star a has an apparent magnitude of - 6 and star b has an apparent magnitude of 5, which star is brighter in our sky?

What is one advantage of free trade?

Explain how the shading of the direct light of the sun causes a lunar eclipse.

Describe how modern science operates and distinguish it from philosophy, pseudoscience, and religion. In recognition of these distinctions, what individual (s) and methods mark the beginning of Astronomy as a science?

What two tectonic plates caused the Himalayan mountains