Filters: Your search found 25 results.
Topics/Subjects:
The nature of science  
Astronomy  
Instructional Strategies:
Computer assisted instruction  
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Using three images from the Wide-field Infrared Survey Explorer (WISE) mission, students measure and analyze infrared light from objects to identify Brown Dwarfs and Ultra-Luminous Infrared Galaxies (ULIRGs). The lesson includes a teacher’s guide,... (View More)

Audience: High school
Materials Cost: Free

NASA scientist, Neil Gehrels, serves as your guide to this online lesson on gamma ray tools, which focuses on advances in detector technologies since the 1980s that have enabled us to capture and image high-energy phenomena. Dr. Gehrels explains... (View More)

Audience: High school
Materials Cost: Free

This activity introduces the electromagnetic spectrum. A riddle is proposed and users stroll through an imaginary amusement park to identify the object being described. During the journey, they discover the different types of electromagnetic energy... (View More)

Audience: Informal education

These directions allow students to open different images that have been collected from the ROSAT satellite. The directions instruct the user to open the website, but first the user will need to Install Hera using the tab found under the Overview... (View More)

Audience: High school

In this activity, students will use a simulator of an orbiting X-ray observatory to observe a supernova remnant, the expanding gas from an exploded star. They will take X-ray spectral data, analyze them, and answer questions based on that data. This... (View More)

This interactive, online activity traces the history of the telescope from Galileo's first look at the stars to the work of modern observatories. Learners will read about the milestones in telescope development, witness the interplay between... (View More)

Keywords: History of science
Audience: High school
Materials Cost: Free

This modular activity traces the history of telescope development and highlights the interplay between technological and scientific advances. Milestones in telescope development are highlighted in the ten sections called "eras," with specific... (View More)

Audience: Middle school
Materials Cost: Free

This modular activity introduces five major pre-requisite ideas: the electromagnetic spectrum, three ways to alter the path of light, refraction by lenses vs. reflection by mirrors, what telescopes do, and what makes a good telescope. Students can... (View More)

Audience: High school
Materials Cost: Free

This interactive, online module provides students the opportunity to explore actual Hubble images and the tools used to hunt for black holes. By completing this activity, students learn about the technology required to confirm the existence of black... (View More)

Audience: Middle school, High school
Materials Cost: Free

In this interactive, online activity, bias is explored when the students decide which of several sampling methods are biased. They see how bias affects the percentage of irregular galaxies determined to be in the sample from the Deep Field. After... (View More)

Audience: High school
Materials Cost: Free
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