what is the distance north or south of the equator; measured by a set of imaginary lines or parallels, that run east and west around the earth?

Shanti wraps the gift she is taking to a friend's birthday party. she doesn't have very much paper, so she does not overlap any of the edges. how much paper did it take to cover the gift?

Geologists know that potassium-40 decays to argon-40, with a half-life of 1.3 billion years. if an analysis of a feldspar crystal in a sample of granite shows that 75 percent of the potassium-40 atoms have decayed to form argon-40, what is the age of the granite

How are people today protected from wildfires like the large wildfires like the great fire of 1910are people today protected from large wildfires like the great fire of 1910? plz have the answer. this is important. you