Jerrod and his family hike on a glacier when they visit Alaska. As he hikes, Jerrod wonders how glaciers affect the surface of the Earth. Glaciers affect Earth's surface by weathering it. Explain if the weathering caused by glaciers is mechanical or chemical.

An adult who follows a 2000-kcal healthy u.s.-style eating pattern should consume ounce-equivalents from the protein foods group per day.

What evidence is there that convection occurs in earth’s troposphere?

Under the soviet system, the government a. controlled all forms of communication. b. allowed newspapers to print whatever they wanted. c. controlled editorials but not the reporting of news. d. encouraged access to a wide variety of news sources. select the best answer from the choices provided a b c d