close up asian woman watching newton's cradle perpetual motion metal ball desk toy in motion - 牛頓擺 個影片檔及 b 捲影像00:05
close up woman leaning forward and watching metal balls move on newton's cradle desk toy - 牛頓擺 個影片檔及 b 捲影像00:10
close up woman watching metal balls on newton's cradle desk toy and setting them in motion - 牛頓擺 個影片檔及 b 捲影像00:14
medium shot businessman sitting at desk and hitting balls on newton's cradle desk toy - 牛頓擺 個影片檔及 b 捲影像00:10
female teacher explaining physics basics during a lesson using an interactive screen - 牛頓擺 個影片檔及 b 捲影像00:13
newton's cradle motion blur on black background - concept of momentum, kinetic energy transfer and business dynamics - 牛頓擺 個影片檔及 b 捲影像00:26
newton's cradle motion blur on black background - concept of momentum, kinetic energy transfer and business dynamics - 牛頓擺 個影片檔及 b 捲影像00:34
newton's cradle motion blur on black background - concept of momentum, kinetic energy transfer and business dynamics - 牛頓擺 個影片檔及 b 捲影像00:30
newton's cradle motion blur on black background - concept of momentum, kinetic energy transfer and business dynamics - 牛頓擺 個影片檔及 b 捲影像00:25
newtons cradle on office table with one steel ball striking spheres and transmitting pressure wave, demonstrating principle of conservation of energy - 牛頓擺 個影片檔及 b 捲影像00:17辦公室
exploration of newton's cradle showing movement and energy transfer in a simple setup. 3d animation - 牛頓擺 個影片檔及 b 捲影像00:09
exploration of newton's cradle showing movement and energy transfer in a simple setup. 3d animation - 牛頓擺 個影片檔及 b 捲影像00:11
