Curated OER
How Big is a Lunar Crater?
For this lunar crater worksheet, learners use an image taken by the Lunar Orbiter spacecraft to find the scale of the image and determine the diameter of the lunar crater Tycho. They also find the size of the smallest and largest...
Curated OER
Temple 1-Close-Up of a Comet!
In this comet worksheet, students solve 3 problems using a composite image of the Temple 1 comet. Students determine the scale image, the size of the nucleus of the comet and the height of a cliff on the comet.