大眾科學 影片素材 第1頁

Physics diagram showing work calculation from constant force and varying force graphs, illustrating area under curve formula for work equals force times displacement in science education

海量視訊內容與數位技術概念

Newton's law of universal gravitation physics diagram showing two masses m1 and m2 with gravitational force formula Fg equals Gm1m2 divided by r squared on white background for education

Comprehensive physics animation of net force vector addition including same direction, opposite direction, and angular forces with mathematical formulas for student learning and science

Scientific illustration of spacetime curvature showing a bright yellow sphere bending the surrounding grid, representing gravity, physics, and Einstein theory of relativity

海量影像資料概念

Educational physics illustration comparing large mass and small mass using particles in boxes on a balance scale. Simple visual concept explaining mass, weight, density, force, basic science principle

Physics diagram showing a hanging mass M with tension force T upward and gravitational force mg downward, explaining tension, equilibrium, and Newton second law, Isaac Newton physics mechanics

motion of chemistry and physics, Siphon physics principles, A siphon is any of a wide variety of devices that involve the flow of liquids through tubes, Siphon principle, education for school

illustration of physics and history, Greek mathematician Archimedes, The lever is long enough and the center point to place and to move the world, A lever is a simple machine consisting of a beam

motion of physics, lever is a simple machine consisting of a beam or rigid rod pivoted at a fixed hinge or fulcrum, leverage is mechanical advantage gained in a system, law of the lever

Slow motion scene the drug capsules on the conveyor belt after production process. The concept of pharmaceutical mass production process.

illustration of physics and quantum physics, Largest atom is about 1000X smaller than wavelength of visible light, The particles are so small that their existence cannot be perceived

motion of physics, lever is a simple machine consisting of a beam or rigid rod pivoted at a fixed hinge or fulcrum, the relative positions of the fulcrum, effort and resistance, Law of the lever

motion of physics and astronomy, Moon's gravity is less than that of Earth, Gravity on the Moon is weaker than that of the Earth, Moon is less massive than Earth, surface gravity

Physics diagram showing a block of mass M on an inclined plane with applied force F and component of gravity mg, explaining motion, slope angle, and Newton laws, Isaac Newton physics mechanics

Physics concept illustration showing balanced forces, The equal opposing forces create equilibrium, resulting in no acceleration of the object, Isaac Newton physics mechanics

Orbitals and Orbit in a scientific, atomic orbit, quantum mechanics, educational materials in physics and chemistry, Atomic Models, The structure of matter

散落在白色背景上的藍白相間的藥用膠囊，種類繁多，包括各種藥品。

螢幕上堆滿了藍白相間的藥用膠囊，宛如一座小山。

motion of physics and chemistry, Archimedes' principle, buoyant force is equal to weight of the displaced fluid, buoyancy of any floating object partially

Scientific illustration of spacetime curvature showing a bright yellow sphere bending the surrounding grid, representing gravity, physics, and Einstein theory of relativity

幾何線條藝術抽象背景動畫/藍色

幾何線條藝術抽象背景動畫/粉紅色

色彩繽紛的顏料流體波形迸發出流行音樂的活力

發光燈泡創意圖案循環動畫背景

發光燈泡創意圖案循環動畫背景

motion of chemistry and physics, Combustion diagram, Combustion reaction, The chemical formula for the combustion reaction, combustion is air or oxygen

motion of physics and astronomy, The ozone layer absorbs a lot of the sun's ultraviolet radiation, ozone layer in the stratosphere absorbs a portion of the radiation from the sun

手繪膠囊循環動畫背景

發光燈泡創意圖案循環動畫背景

一個可愛的太空背景，一個扭動的外星人漂浮在UFO光束中。

頑皮的尖刺病毒循環影片背景

一個可愛的太空背景，一個扭動的外星人漂浮在UFO光束中。

一段定格動畫，描繪了一位研究人員的面部表情，他的臉由微小的圖案構成。

一個水晶盒子，打開後露出藍寶石內核，用於播放奢華影片。

光學物理學中 FAT 文字穿過白色果凍的折射。

motion of physics and astronomy, Universal law of gravity, Newton's law of universal gravitation, every particle attracts every other particle in the universe with a force

elements, mixture, compounds, fundamental components of matter, chemical interactions, elements have chemical bonds, formation of molecules, properties of compounds, chemistry model, education science

水族箱裡的鮭魚幼魚

可愛又流行的火箭循環動畫背景

幾何線條藝術抽象背景動畫/黑色

手繪膠囊循環動畫背景

由色彩鮮豔的油和水創作的迷幻圖案

[4K] 藍色漸層背景上的點狀動畫漣漪

特寫鏡頭展現了淺橙色的藥丸和保健品，幾乎佔據了整個螢幕。

液態金屬在黑暗中搖曳的動態表現

螢幕上佔據了整個白色藥片。這張圖片背景代表醫藥、藥品和保健品。

水族箱裡的鮭魚幼魚

一種用於電子成像的機械手，其手指採用裸露的玻璃和鈦合金材質。