Khan Academy
Khan Academy: Newton's Law of Gravitation: Gravitation (Part 2)
A second video on the topic of the law of gravitation. It examines gravitational forces on a planet and in space.
Khan Academy
Khan Academy: Force and Acceleration
What's the different between a wind force and the force due to gravity? This video [4:02] covers both Newton's second law of motion and law of gravity.
Khan Academy
Khan Academy: Physics: Gravitation: Introduction to Gravity
Learn why objects fall to the ground with Newton's Law of Universal Gravitation as explained by this video. Video will explain history of discovery of the concept of gravity. It will also show how to solve for the force of gravity. [15:42]
Khan Academy
Khan Academy: Newton's Law of Gravitation: Would a Brick or Feather Fall Faster?
Presents an analysis of a problem where a brick and a feather are dropped on the moon to see which would hit the ground sooner. This is compared to the gravity on the Earth, where the air resistance on the objects would produce a...
Khan Academy
Khan Academy: Introduction to Gravity
This video covers the basics of gravity and the Law of Universal Gravitation. [15:42]
Khan Academy
Khan Academy: Deriving Displacement as Function of Time, Accel, Initial Velocity
Sal Khan discusses deriving displacement as a function of time, constant acceleration, and initial velocity in this video. [9:57]
University of Oregon
Electronic Universe: Kepler's Laws of Planetary Motion
From the The Electronic Universe Project web site. This page states and explains Kepler's three laws of planetary motion. Includes some downloadable movie clips and associated sound files. Discusses Ptolemy's attempt to explain...
Other
Phoenix Film and Video: Gravity, Force, and Work
Zog is introduced to Newton's basic laws of motion. By observing objects on earth and in space, Zog learns that nothing can start moving, speed up, slow down, change direction or stop unless a force is applied to it -- even if the force...
Khan Academy
Khan Academy: Newton's Law of Gravitation: Acceleration Due to Gravity
What is the acceleration due to gravity at the space station? [10:13]
Khan Academy
Khan Academy: Newton's Law of Gravitation: Gravity for Astronauts in Orbit
Video lecture explains why astronauts appear weightless despite being near the Earth. [7:12]
Khan Academy
Khan Academy: Acceleration Due to Gravity at the Space Station
A video exploring the acceleration due to gravity at the space station. [10:12]
Khan Academy
Khan Academy: Why Gravity Gets So Strong Near Dense Objects
Sal Khan uses two examples to explain why a smaller denser object of the same mass can exert a stronger gravitational pull. [8:13]
Khan Academy
Khan Academy: Starting With Particles
This video [4:36] will first explore a single particle under the influence of gravity. Click the link to check out the Effects lesson.
Khan Academy
Khan Academy: Force of Friction Keeping the Block Stationary
Sal Khan explains how a block of wood is kept stationary by the force of friction (correction made in next video). [8:40]
Crash Course
Crash Course Physics #8: Newtonian Gravity
I'm sure you've all heard about Isaac Newton and that apple that fell on his head and how that was a huge deal to our understanding of gravity. Well, let's talk about that. In this video episode of Crash Course Physics, Shini sits down...
Massachusetts Institute of Technology
Mit: Science Out Loud: The Physics of Skydiving
When you fall thousands of feet from the sky, it seems like something strange is happening with the laws of physics. Turns out, everything relies on a simple force - DRAG! Watch these MIT students demonstrate fun moves while skydiving!...
Khan Academy
Khan Academy: The History of Everything Ted
David Christian gives a TED talk covering the Universe's 13.8 billion year history in 18 minutes.
Mocomi & Anibrain Digital Technologies
Mocomi: Discovery of Planetary Motion
Discusses the work of Johannes Kepler and his Law of Ellipses.
Khan Academy
Khan Academy: Cepheid Variables: Why Gravity Gets So Strong Near Dense Objects
Find out why gravity gets so strong near dense objects. [8:13]
NPR: National Public Radio
Npr Videos: Skunk Bear: How Eclipses Changed History
Newton and Einstein had big ideas but needed an eclipse to prove them. And scientists are still pursuing secrets of the universe one eclipse at a time. [6:09]
Khan Academy
Khan Academy: Super Hot Tension
David shows how to solve a super hot tension problem where a can of peppers hangs from two diagonal strings. [16:55]
Sophia Learning
Sophia: Gravitational Force & Newton's Second Law
This lesson explains how gravitational force is related to free fall, acceleration due to gravity, and Newton's second law of motion.
Massachusetts Institute of Technology
Mit: Blossoms: Uniform Circular Motion and Centrifugal Force
The objective of this video lesson is to correct the misconception in the students' understanding of centrifugal force. The lesson will work to clarify this misconception by using Newton's three laws of motion, particularly the law of...
Khan Academy
Khan Academy: Gravity for Astronauts in Orbit
Why do astronauts appear weightless despite being near the Earth? Sal Khan answers this question in this video. [7:11]
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