Blackboard Chalk Stock Videos

Browse 3,241 blackboard chalk 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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a man wearing a shirt and a wedding ring uses a blackboard eraser to wipe out mistakes in chalk on a free-standing blackboard placed in a large room lit by natural light before drawing the axis of a graph, uk. - blackboard chalk stock videos & royalty-free footage
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A man wearing a shirt and a wedding ring uses a blackboard eraser to wipe out mistakes in chalk on a free-standing blackboard placed in a large room lit by natural light before drawing the axis of a graph, UK.
Professor, Old-fashioned, Chalk Drawing
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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. - blackboard chalk stock videos & royalty-free footage
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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.
Mathematics, Lecture Hall, Astronomy
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