Temperature Changes in the Atmosphere

Describe why some layers of the atmosphere get cooler as you move up in elevation while some other layers are very warm.

Use the following words: radiant energy, thermosphere, mesosphere, stratosphere, troposphere, ozone, ionosphere, ultraviolet rays, gamma rays

Questions for an Astrophysicist

Dr. Simmons,

Here are our class' most burning questions - thank you for helping us learn about science!

Made from the Dust of Stars

 "I am made from the dust of the stars..."

From Rush, "Presto"

All of the elements of the universe have been formed by stars - including you! Describe how stars have created the different elements. Your response should include what is happening inside a star at important phases of its life, why this happens, and how this creates elements.

Please include each of the following vocabulary in bold letters: protons, hydrogen, nuclei, helium, carbon, iron, heavy elements, fusion, gravity, main sequence star, red giant, supernova