What are the primary elements that make up the Earths atmosphere?

What is the center of a circle whose equation is x2 y2 - 12x - 2y 12 = 0?

What are the different applications Seismic method of Exploration.

Name and describe the force prevents the moon from crashing into earth

2.) What are some major soil properties and behaviors that are influenced by soil separates?

John has a barometer for measuring atmospheric pressure as he climbs Mt. Everest. The higher he get the higher the pressure reading. Is this a result he should except? A : Yes atmospheric pressure and height are related.

According to the online content article about the Earth's coastlines, what sculpts the coastline by breaking down rock and delivering sand to beaches? A. waves B. volcanoes C. earthquakes D. gravity

On which two tectonic plates does new zeland sit The phylippine and australian plates The pcific and phylippine plates The nazca and pacific plates The australian and pacific plates

What is the largest island of canada's atlantic seacoast?

Which if the following statements is true of lake Victoria

List and briefly describe earth's four major spheres.