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This article describes the work being done by scientists to determine the origin of water found in Earth's oceans. A supplemental exploration of the Herschel Space Observatory is included. The article is targeted to children ages 10-12.

Audience: Informal education
Materials Cost: Free

This activity features real images of comets and challenges students to identify the different types of comet tails shown. It is an assessment activity that is based upon what students observed about comet tails in the activity Make A Comet.... (View More)

Audience: Middle school
Materials Cost: Free

In this interactive, online activity, students explore the nature and composition of comets by selecting and mixing different elements and compounds found in a comet's nucleus. Students then observe the results of their mixtures upon the appearance... (View More)

Audience: Middle school
Materials Cost: Free

This activity is an interactive word find game with words related to comets and NASA's Comet Nucleus Sample Return mission. Accompanying text and pictures describe what comets are and why we are interested in them.

This paper model shows the orbit of Comet ISON (late 2013) with respect to the innermost planets of the solar system. After reading background information about comets - how they form and where they come from - students cut out and tape together the... (View More)

In this interactive module, students can vary the comet's angle of approach to see the effect of gravity on its trajectory towards Jupiter. The speed and masses of the two bodies are held constant. The goal is for the students to understand the... (View More)

Audience: Elementary school, Middle school
Materials Cost: Free

This interactive, online activity allows students to explore myths, legends, and facts connected to the appearance of comets throughout history. Upon completion of this activity students will have read about comet facts, history, and discoveries.... (View More)

Keywords: Reading
Audience: Middle school
Materials Cost: Free

This news story describes Comet Siding Spring's close encounter with the planet Mars and its visit to our part of the solar system, including information about encounters between comets and other solar-system planets, the anatomy of a comet, and the... (View More)

Keywords: Reading
Audience: Elementary school, Middle school
Materials Cost: Free

In this activity, learners replicate the scientific processes of observing, forming an explanation, revising and communicating about a model of a comet. Learners construct a model of features of a comet using an assortment of common craft supplies.... (View More)

This series of short articles details the discovery and subsequent impact of Comet Shoemaker-Levy 9 on Jupiter. The impending impact created quite a buzz among scientists since it marked the first of its kind. Student may work independently or in... (View More)

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