Teacher Guide

LAUNC

H

Present or introduce the problem using an image, article, or video about

low-Earth orbit or why space is cold if the Sun is hot.

ENGINEERING DESIGN PROCESS (EDP)

pages 142–147

FACILITATION QUESTIONS:

• What is a satellite?

• What are some uses of satellites?

• What do we mean by low-Earth orbit?

• What conditions exist in low-Earth orbit?

• Why is space cold if the Sun is hot?

• How does heat energy travel through space?