An example of an indicator species is the sea otter. Without sea otters, sea urchins would overgraze on kelp beds, dramatically changing the marine community. True or False.

What is the value of e? A 32 B 238 C 58 D 122

A valley breeze is created when A. valley air heats up during the day and rises up the side of the mountain. B. mountain air cools down at night and sinks down the side of the mountain. C.

Explain on a complete sentence why it is important for scientific to share information whit one another

The per capita income of the United Arab Emirates for 2007 was $37,300. The per capita income for Afghanistan was $1,000. The presence of which resource BEST explains the vast difference in incomes for these two nations?

The average year-after-year conditions of temperature and precipitation in a particular region is the region's a. weather. c. ecosystem. b. latitude. d. climate.

The greatest temperature ranges in the region, due to the effect of continentality, are experienced in?

Question 1 Why can't Mars have liquid water? Why can't Venus?

Which of the following is not a convergent boundary A. Continental Volcanic B., Oceanic Oceanic C. Continental Continental D. Oceanic Continental

Which of the item (s) below are true about acid rain? 1. Acid rain affects our health. 2. Acid rain increases precipitation. 3. Acid rain increases the world's food supply. 4. Acid rain is of greater concern in more-developed countries. 5.

Why can minerals that form early in fractional crystallization grow distinct crystal shapes?