The correct answer is acid rain.
Acid rain - characterized as containing harmful levels of sulfur dioxide or nitrogen oxide; acid rain is damaging and potentially deadly to the earth's fragile ecosystems; acidity is measured using the pH scale where 7 is neutral, values greater than 7 are considered alkaline, and values below 5.6 are considered acid precipitation; note - a pH of 2.4 (the acidity of vinegar) has been measured in rainfall in New England.
<em>CIA World Factbook Notes and Definitions
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<em>CIA World Factbook</em>
The answer is a because the rest just don’t make sense with this question
Answer:
It can help them not be so strict and use their imagination more often with their kids
Explanation:
The author supports the main idea of making their high school years unforgettable by listing all the things they are going to do. The author states that they're going to take elective classes that interest them so they would have fun everyday. They're going to join many clubs so they can meet people of the same interests and befriend them, and they're going to attend many social events to have fun at.
Answer:
Yes! It is still active. The Atlantic Ocean is the second-largest of the world's oceans, with an area of about 106,460,000 km (41,100,000 sq mi). It covers approximately 20 percent of Earth's surface and about 29 percent of its water surface area. It separates the "Old World" from the "New World".
