assignment 16 science

Questions to Answer:

1. Define “Air” and list the two most abundant elemental gases in the atmosphere.
2. What is ozone and why is it important to life on Earth?
3. List and define each of the four main layers of the atmosphere. Include whether temperatures increase or decrease with increasing altitude.
4. Briefly describe the primary causes of the seasons.
5. Define solstice and equinox. On what dates are the spring equinox, summer solstice, fall equinox and winter solstice in the northern hemisphere?

Submission Requirements:

• Using the Submission box below, type or paste in your answers to the questions above

• Short answers are encouraged as long as the question is fully answered.

• Proper English and spelling is required.