Recognize that the earth attracts objects without touching them SPI 0507.12.1

Links verified 9/20/2014

1. Amusement Park Physics: Design a Roller Coaster - You will be building a conceptual coaster using the physics concepts that are used to design real coasters
2. Build Your Own Coaster - from Discovery Kids
3. Drag - [high school level] NASA video explaining the concept of air resistance known as drag
4. Elephant and Feather (Air Resistrance) - animation of a thought experiment; dropping an elephant and a feather from a very tall building
5. Falling for Science - two activities to explore the effects of gravity on falling objects [This expired link is available through the Wayback Machine Internet Archive. If the page doesn't load quickly click on Impatient? at the bottom right of the page.]
6. Gravitation - encyclopedia article from Encarta [This expired link is available through the Wayback Machine Internet Archive. If the page doesn't load quickly click on Impatient? at the bottom right of the page.]
7. Gravity - The Universe's Main Attraction
8. Gravity Concept Map - individual concepts are hyperlinked
9. Gravity Definition Page - from Windows to the Universe
10. How Does Gravity Work - from How Stuff Works
11. Sir Isaac Newton - the law of universal gravitation
12. Universal Gravitation - Newton's Law
13. Understanding Gravity - [grades 2-5] lesson plan
14. Welcome to the death defying Funderstanding Roller Coaster! - This simulator is designed for kids who want to design their own thrilling coaster and educators who want to use a cool activity to simulate the application of physics by using an exciting interactive tool and access to a wonderful reference source.
15. What Are Your Ideas About Gravity? - worksheet to print [This expired link is available through the Wayback Machine Internet Archive. If the page doesn't load quickly click on Impatient? at the bottom right of the page.]
16. Your Weight on Other Worlds - determined by how hard a planet pulls on you

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