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英文字典中文字典相关资料:


  • Gravity - Wikipedia
    Gravity is the word used to describe both a fundamental physical interaction and the observed consequences of that interaction on macroscopic objects on Earth
  • What Is Gravity? | NASA Space Place – NASA Science for Kids
    Gravity is the force by which a planet or other body draws objects toward its center The force of gravity keeps all of the planets in orbit around the sun The force of gravity keeps all of the planets in orbit around the sun
  • Gravity | Definition, Physics, Facts | Britannica
    Gravity, in mechanics, is the universal force of attraction acting between all bodies of matter It is by far the weakest force known in nature and thus plays no role in determining the internal properties of everyday matter Yet, it also controls the trajectories of bodies in the universe and the structure of the whole cosmos
  • What Is Gravity? Definition, Formulas, Facts
    Gravity Is the Same Everywhere on Earth Misconception: Gravity is uniform across the planet Reality: Gravity varies slightly with altitude, latitude, and local geology It’s weaker at higher elevations and stronger near the poles due to Earth’s rotation and shape Gravity Requires Mass, So Why Does It Affect Light?
  • What is gravity? | Space
    Gravity is the force that keeps us grounded When you purchase through links on our site, we may earn an affiliate commission Here’s how it works Gravity is one of the universe's fundamental
  • What is gravity? - NASA
    Gravity is a force of attraction that exists between any two masses, any two bodies, any two particles Gravity is not just the attraction between objects and the Earth It is an attraction that exists between all objects, everywhere in the universe
  • What Is Gravity, and How Does It Work? | Extremetech
    Gravity, or gravitational attraction, is the tendency of mass to gather toward itself, drifting together even across great distances due to curvature in spacetime
  • What is gravity? - New Scientist
    Gravity is just geometry, the result of the curvature by massive objects of the space and time around them The strength of the gravitational
  • What is gravity? - HowStuffWorks
    The most familiar is gravity and it holds your feet down to the ground because the mass of the planet exerts a fundamental force on the mass of your body In fact, gravity stirs up an attraction between any two objects in the universe: moons, dust motes, coyotes -- you name it Wherever you find matter, you'll find gravity
  • Gravity: A simple introduction - Explain that Stuff
    What is gravity? Gravity is a pulling force (always a force of attraction) between every object in the universe (every bit of matter, everything that has some mass) and every other object





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