Assignment

Read all parts of Lab 13. Watch the Pre Lab Video. Answering the following questions:

Activity 13.2 Variations in Solar Energy Throughout the Year *Fill in Figure 13.4 then Questions 1-20

Activity 13.3 Using the Analemma Questions 1-5

Learning Objectives

Each statement represents an important learning objective that relates to one or more sections of this lab. After you complete this exercise you should be able to:

Describe the influence of Sun angle on the intensity of solar radiation at Earth’s surface.

Describe the significance of these special parallels of latitude: Tropic of Cancer, Tropic of Capricorn, Arctic Circle, Antarctic Circle, and equator. List the dates and characteristics of the solstices and equinoxes.

Use the analemma to understand the relationship between latitude and the noon Sun angle on every day of the year.

Calculate the noon Sun angle for any place on Earth on any day.

Calculate the latitude of a place by using the noon Sun angle.

Describe how the average daily solar radiation received at the outer edge of the atmosphere varies with latitude and season.