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Grades 9-12

Ecology Disrupted Changes to Habitats main image

Lesson Plan

Ecology Disrupted

Use Science Bulletins videos to explore other examples of disrupted habitats and populations. See how daily life affects wood turtles, seabirds, monarch butterflies, the Gulf of Mexico, Florida panthers, and badgers.

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Lesson Plan

Ecology Disrupted

Use Science Bulletins media to explore other examples of disrupted abiotic and biotic factors. 

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Classroom Activity

Climate Change Circles of Consequences

"Greenhouse effect" and "global warming" are becoming household phrases but how, exactly, are they linked? Explore the interconnections and consequences of climate change.

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Activity

Focal Point

What is a telescope's focal point, and why is knowing its location so important to astronomers? Grab a flashlight, an empty soda bottle, and a few other supplies; then find out.

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Article

Digital Images: The Universe Exposed

For most of human history, recording a star meant describing it with words or drawing a picture. The 19th-century invention of photography changed that—only to be revolutionized by digital imaging.

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Curriculum Materials

Filtering Light

All the color photos of astronomical phenomena that we see in magazines and books begin as three separate images—one red, one green, and one blue. Explore how CCD cameras and their color filters work.

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Article

The 3-D Universe

A 2-D map is a great guide here on Earth—and virtually worthless for finding your way around in outer space. Take a 3-D look at mapping our solar system and universe.

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Curriculum Materials

Parallax

When it comes to observing stars, our eyes have their limitations. Take a look at how astronomers combat these limits and accurately measure the distances between celestial bodies.

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Online Resource

Gravity: It's Universal

We owe our lives to gravity. It holds the atmosphere to Earth and keeps us all from falling off into space. Not to mention that without gravity, the stars and planets—including Earth—wouldn't even exist!

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