# Gravity

## A force of attraction between things that have mass and how it relates to weight.

Levels are CK-12's student achievement levels.
Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
Advanced Students matched to this level are ready for material that requires superior performance and mastery.

## Gravity

Explore the Law of Gravity by demonstrating that Earth's gravity pulls any object on or near Earth toward it even though nothing is touching the object.
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## Gravity and Microgravity

by Science Writing Team //basic
Definition of gravity and how it relates to weight.
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## 중력

by Whakuk Lee //basic
Definition of gravity and how it relates to weight.
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## Gravity and Microgravity

by Jeffrey Deal //basic
Definition of gravity and how it relates to weight.
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## Gravity S.6.2.1 (MS-ESS1-2) (MS.PS2-4)

Definition of gravity and how it relates to weight.
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## Why do all of the planets stay in orbit around the sun?

by Steve Fode //basic
Definition of gravity and how it relates to weight.
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## Gravity

by Christopher von Nagy //basic
Definition of gravity and how it relates to weight.
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## Gravity Section 3.9

by Jannine Tuttle //basic
Definition of gravity and how it relates to weight.
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## Gravity

by Michelle Gallivan //basic
Definition of gravity and how it relates to weight.
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## Gravity

Definition of gravity and how it relates to weight.
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by Milton Huling, Ph.D. //at grade
Definition of gravity and how it relates to weight.
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## Gravity

Definition of gravity and how it relates to weight.
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## Gravity

Definition of gravity and how it relates to weight.
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## Gravity (Gr - 3)

by Dr. Milton Huling //at grade
Definition of gravity and how it relates to weight.
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## Gravity

Explore the Law of Gravity by demonstrating that Earth's gravity pulls any object on or near Earth toward it even though nothing is touching the object.
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1

## Gravity SG

Explore the Law of Gravity by demonstrating that Earth's gravity pulls any object on or near Earth toward it even though nothing is touching the object.
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0
• Video

## Gravity

Examines weight, the force due to gravity, and the acceleration caused by this force.
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• Real World Application

## That's heavy

by Hemang Mehta //basic
Whoa! This is Heavy!
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• Real World Application

## Get a Grip!

by CK-12 //basic
Find out how to apply knowledge of gravity and friction to rock climbing.
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• Real World Application

## Space Poop

by CK-12 //basic
Discover how orbital motion makes people and objects seem weightless in space and how weightlessness affects toilets on the International Space Station.
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• Real World Application

## Physics of Free Fall

by CK-12 //basic
Discover the difference between true weightlessness due to the absence of gravity and feeling weightless while in free fall.
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## free kush

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• Flashcards

## Gravity

by Ellaine Chou //basic
These flashcards are here to help you better understand middle school physical science.
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• Flashcards

## Gravity

by ziara cunningham //basic
These flashcards are here to help you better understand middle school physical science.
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