Narrow Search

Materials Cost
Filters: Your search found 109 results.
Topics/Subjects:
Astronomy  
Materials Cost:
Free  
Sort by:
Per page:

Now showing results 81-90 of 109

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: Middle school, High 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: Middle school, High school
Materials Cost: Free

This science news story explains how an area in the constellation, Orion, called the Orion Nebula is a stellar nursery, where more than 3,000 stars are being born. Students read about why astronomers are interested in this region of space and how... (View More)

In this activity, students will model the time after the Big Bang when the first nuclei of hydrogen and helium were created. The students will move and display cards that show the elements that are formed. This activity requires a large area - e.g.,... (View More)

Audience: High school
Materials Cost: Free

In this activity, students estimate the size of the visible universe in relation to the size of the Milky Way Galaxy. To do so, students will get a sense of scale and will convert from centimeters to kilometers. This is activity one in the "Hidden... (View More)

Audience: High school
Materials Cost: Free

This activity is a kinesthetic exercise for students to experience rotation curves for themselves. The students are divided into two groups; one group will participate in the activity, while the other observes. The groups should switch for different... (View More)

Audience: High school
Materials Cost: Free

In this activity, the student will be able to assess their understanding of what makes up the universe, by filling in a concept map with the following terms: Planetary Systems, Galaxies, Planets, Sun, Venus, Moon, Stars, Sirius, Solar System, Comet,... (View More)

Audience: High school
Materials Cost: Free

This Hubble Space Telescope image shows a tightly packed crowd of stars resembling a swarm of bees. Called M80 (NGC 6093), the stellar swarm is one of the densest globular clusters in our Milky Way Galaxy. M80 contains hundreds of thousands of... (View More)

Audience: High school, Informal education
Materials Cost: Free

This image from the Hubble Space Telescope shows light from hot stars eating away the surface of the dust and gas cloud in this region of the Eagle Nebula to reveal a pillar composed of denser material. The text includes information about the... (View More)

Audience: High school, Informal education
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