Overview
Gravitational force is a fundamental interaction that governs the motion of objects in the universe. It is described by Newton's Law of Universal Gravitation, which states that every mass attracts every other mass with a force proportional to the product of their masses and inversely proportional to...
Key Terms
Example: The gravitational force between Earth and the Moon.
Example: A rock has a mass of 5 kg.
Example: A 10 kg object weighs about 98 N on Earth.
Example: On Earth, the gravitational field strength is approximately 9.81 N/kg.
Example: The Earth orbits the Sun.
Example: The International Space Station is a satellite of Earth.
Related Topics
Key Concepts
Newton's Law of Universal GravitationMass and WeightGravitational Field StrengthOrbits and Satellites