When you travel up the moutians, you notice discomfert in your ears. Why does this happen

2. Which describes how heat energy inside the Earth is released? A. Unstable nuclei come apart and release radiation. B. Unstable nuclei suddenly become stable. C. Electrons are shared between uranium atoms. D. The protons of uranium atoms disappear

Which of the following statements best explains a forest's role in maintaining our atmosphere? A. Trees absorb oxygen from the atmosphere and release carbon dioxide. B. Trees soak up the moisture in the air, making the climate much drier. C.

How were the hawiian island formed

Roosevelt's position on conversation and the environment are the best characterized as

A large area of grasslands in U. S.

What does location in the interior of a continent create

In the following stanza, what message is the great poet, Pablo Neruda, trying to convey? Ode To Maze America, from a grain of maze you grew to crown with spacious lands the ocean foam. A grain a grain of maze was your geography.

what kind of physical feature was key to agricultural production and the development of the first cities in the middle east?

33. What is the mass of 1 ha of soil to 15 cm g/cm, soil bulk density 1.5 Mg/m) 10, 000 m2 SUi a. 1,500,000 kg b. 3,038,608 kg 2,250,000 kg d. 2,250,000,000 kg e. 4,500,000,000 kg C.

The Endangered Species Act does which of the following? A.) pays farmers in Costa Rica for protecting natural resources B.) protects threatened and endangered animal population by law C.) encourages communities to recycle their waste materials