Step 2: Teach Lesson
Tell the student that today they will be learning about the Earth’s interior.
Show the student the globe. Ask the student if they know what diameter is. Allow the student time to respond.
Define the term diameter (a straight line passing from side to side through the center of a body or figure, especially a circle
Tell the student that the Earth’s diameter is about 12,760km or about 7,900 miles. Put this distance in context by
comparing it to a distance the student is familiar with, such as the distance from their town or city to a distant, but familiar
Explore students’ ideas about the inside of the Earth by asking: Do you think the Earth is the same all the way to the
Distribute art supplies and have the student draw what they think the inside of the Earth is like, then write a paragraph
describing the drawing. (This activity will help you to know what background they are bringing to the topic.)
Show the video in Step 1
Discussion: Ask the student what they thought about the Earth’s layers video. Is the inside of the Earth what they
expected? What was different? What was the same?