The atmosphere has many roles, including:

provides gases for respiration and photosynthesis

provides food for life

provides protection from UV radiation and meteorites

provides a surface to build and live on

stabilizes a habitable temperature

You have negotiated with the Omicronians for a base on the planet Omicron Persei 7. The architects working with you to plan the base need to know the acceleration of a freely falling object at the surface of the planet in order to adequately design

1. What kind of reaction takes place when garbage decomposes? (Explain your answer) 2. According to the law of conservation of mass, mass is neither created or destroyed. How is mass conserved when trash decomposes? 3.

If a marathon runner averages 9.50 mi/h, how many minutes does it take him or her to run a 26.22-mi marathon?

What's the closest to the thickness of a dime? A (millimeters) B (centimeters) C (decameters) D (meters)

Math skills would fall under which category?

Which vocabulary term is survival of the fittest

An object weighs 32 newtons. What is its mass if a gravitometer indicates that g = 8.25 m/s2?

At what stage of a reaction do atoms have the highest energy? a. reactant stage b. product stage c. transition state stage d. The stage of highest energy depends on the atom.

A moon with a mass of 6.0 x 10 kg orbits about a planet with a mass of 5.0x 10^24 kg. They are 4.0 x 10^8 meters apart What is the gravitational force between them? The answer is 1.

What is the expression of the chemical composition of a compound?