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Educational Level:
Middle school  
Instructional Strategies:
Generating and testing hypotheses  
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Now showing results 21-30 of 57

In this activity, students examine the first line of evidence, galactic motion, for the notion of an expanding universe. By examining the spectrum of light from a galaxy, students can determine whether a galaxy is moving toward or away from us, and... (View More)

Audience: Middle school, High school
Materials Cost: Free

This is a lesson about the magnetic field of a bar magnet. The lesson begins with an introductory discussion with learners about magnetism to draw out any misconceptions that may be in their minds. Then, learners freely experiment with bar magnets... (View More)

Audience: Middle school

This is a lesson about states of matter and their relationship to temperature. Learners will explore the conditions required for water to be in a liquid state. They discover that temperature is the essential variable. They then explore how... (View More)

Audience: Middle school

This is a lesson about states of matter. Learners will explore the conditions required for water to be in a liquid state. They discover that temperature is the essential variable. They then explore how temperature affects the motion of molecules and... (View More)

Audience: Middle school

This is a lesson to demonstrate magnetic field lines in 2- and 3-dimensions. In the first activity, learners sprinkle iron filings over a magnet underneath a paper and record their observations. The second activity involves building a 3-D magnetic... (View More)

Audience: Middle school
Materials Cost: $1 - $5 per group of students

This is the introductory lesson to Astro-Venture. Learners will be introduced to the overall goals and concepts of Astro-Venture and given the background information for the Astronomy unit and final project. Students research the requirements for... (View More)

Audience: Middle school

This is a lesson about the particulate nature of matter. Learners will use their bodies to model the connections between molecules in the three states of matter. They then create a poster that illustrates and explains these connections. The lesson... (View More)

Audience: Middle school

This is a lesson about measuring temperature. Learners will apply their knowledge of how temperature affects matter to understand how a thermometer works. They then read about the history of the thermometer and the temperature scales that make the... (View More)

Audience: Middle school

This is a lesson about the survival of humans in space. Learners will predict how human survival requirements are met by characteristics of our solar system and planet. They engage in an online Astronomy Training module in which they make changes to... (View More)

Audience: Middle school

This activity introduces the importance of meteorites to the understanding of the origin of the Solar System. Learners will use a key to determine if samples are meteorites. Finding meteorites can be difficult because most meteorites look like Earth... (View More)