Encyclopedia Entry Stock Videos

Browse 12 encyclopedia entry 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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energy and work - part 1 of 19. demonstrates some characteristics of energy: its ability to do work; that it is neither created nor destroyed, but changed from one form to another; that energy can be stored; and that the energy in moving objects is kineti - encyclopedia entry stock videos & royalty-free footage
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Energy and Work - part 1 of 19. Demonstrates some characteristics of energy: its ability to do work; that it is neither created nor destroyed, but changed from one form to another; that energy can be stored; and that the energy in moving objects is kineti
Shower, Bedroom, Bathtub
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learning about heat - part 4 of 13. demonstrates the effects of heat on different kinds of materials; explains the principles of expansion and contraction; and illustrates how heat travels by conduction, convection, and radiation - encyclopedia entry stock videos & royalty-free footage
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Learning About Heat - part 4 of 13. Demonstrates the effects of heat on different kinds of materials; explains the principles of expansion and contraction; and illustrates how heat travels by conduction, convection, and radiation
Ice, Refrigerator, Freezer
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woody woodchuck's adventure - part 15 of 18. in late winter, father woodchuck and his family come out of their burrow to survey the weather and to feast on grass and leaves. woody wanders away and has an adventure with a boy named michael - encyclopedia entry stock videos & royalty-free footage
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Woody Woodchuck's Adventure - part 15 of 18. In late winter, Father Woodchuck and his family come out of their burrow to survey the weather and to feast on grass and leaves. Woody wanders away and has an adventure with a boy named Michael