School Board Uk Stock Videos

Browse 1,247 school board uk videos and clips available to use in your projects, or start a new search to explore more footage and b-roll video clips.

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close-up of the hand of a middle-aged man plotting a graph to show the relative speed at which the planets in our galaxy travel around the sun relative to the distance of their orbits from the sun (m equals mercury, v equals venus etc.) with chalk. - school board uk stock videos & royalty-free footage
00:17
Close-up of the hand of a middle-aged man plotting a graph to show the relative speed at which the planets in our galaxy travel around the sun relative to the distance of their orbits from the sun (M equals Mercury, V equals Venus etc.) with chalk.
Mathematics, Lecture Hall, Astronomy
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a man points to a position on a blackboard with his little finger before drawing a sequence of small x-shapes in chalk in an undulating line to indicate how vera rubin showed that stars travel at roughly the same speed irregardless of orbit distances. - school board uk stock videos & royalty-free footage
00:14
A man points to a position on a blackboard with his little finger before drawing a sequence of small x-shapes in chalk in an undulating line to indicate how Vera Rubin showed that stars travel at roughly the same speed irregardless of orbit distances.
Lecture Hall, Mystery
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