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How does the age of the universe relate to the hubble constant?
The age of the universe is inversely proportional to the Hubble constant. A smaller Hubble constant would imply a younger universe, while a larger Hubble constant would suggest an older universe. This relationship is based on the assumption that the expansion rate of the universe has been constant over time.
What led Einstein to hypothesize the cosmological constant?
The brief layman's answer: Einstein was troubled because his own theories of relativity did not support the idea of a constant universe, the universe that he preferred to believe existed. His equations showed that a steady state universe would eventually give in to the forces of gravity. He developed the cosmological constant, basically a 'fudge factor', so that his theories could support a steady-state universe. Shortly after, Hubble's redshift observations provided evidence that the universe is expanding, and Einstein called the cosmological constant the worst blunder of his life. Ironically, interest in the cosmological constant is returning, as a possible way of explaining the acceleratingexpansion of the universe.
What in the universe has gravity?
Everything with mass or energy experiences gravity, from planets and stars to objects as small as a single atom. Gravity is a fundamental force in the universe that causes objects to be attracted to each other.
Why isn't gravity pulling the universe back together?
gravity is a force that pulls us on to the ground and earth makes the gravity.In space there is no gravity (scientist call this zero gravity) so gravity isn't pulling the universe back because there is no gravity outside planets.
How did gravity help create the universe?
Gravity helped create the universe by pulling little dust particles together, forming everything that we know in the universe, like planets, stars, and asteroids.
Is gravity a constant force in the universe?
Yes, gravity is a constant force in the universe that acts on all objects with mass, causing them to be attracted to each other.
Is time constant throughout the universe?
Time is not constant throughout the universe. It can be affected by factors such as gravity and velocity, as predicted by the theory of relativity. This means that time can pass at different rates in different regions of the universe.
Why did Einstein develop the cosmological constant and what was his motivation behind its creation?
Einstein developed the cosmological constant to counteract the force of gravity and maintain a static universe in his theory of general relativity. His motivation was to explain why the universe appeared to be static and not collapsing under the influence of gravity.
Is time slower at the edge of the universe?
Time is not slower at the edge of the universe. Time is a constant and does not change based on location in the universe. However, the passage of time can be affected by factors such as gravity and velocity.
Why is gravitational constant is universal?
According to the current understanding of gravity, the force of attraction between any two objects, anywhere in the universe depends on the gravitational constant. It is therefore, considered a universal constant.
What do Isaac Newton and Christopher Columbus have in common?
Gravity by Newton and space/time by Einstein. Newton's clock on earth has the same force as Einstein's clock, but when Einstein's clock moves to the top of Everest mountain, it will have less force. By Amin Elsersawi Both Newton and Einstein admitted that there is gravity. The gravity of Newton was on Earth, and the gravity of Einstein was the cosmological constant. Einstein made a big mistake when he added the cosmological constant to compensate for his thought that the universe was static (stand still). The cosmological constant was an anti-gravity 'vacuum' force that kept gravity from pulling the universe in on itself. In conclusion, Newton was right, and Einstein was wrong in distinguishing the gravity.
What part does gravity play in the universe?
Gravity regulates and repairs the universe.
What is the property of matter that is not affected by gravity and is constant?
The property of matter that is not affected by gravity is mass. An object has the same mass regardless of the force of gravity, however it's weight can vary. Weight is the force of gravity acting on the mass of an object.
What THREE things does gravity depend on?
two masses involved- weight and mass and the distance.
How does the age of the universe relate to the hubble constant?
The age of the universe is inversely proportional to the Hubble constant. A smaller Hubble constant would imply a younger universe, while a larger Hubble constant would suggest an older universe. This relationship is based on the assumption that the expansion rate of the universe has been constant over time.
What are the twenty constants of the Universe?
Some constants of the Universe include the speed of light, gravitational constant, Planck's constant, and the fine structure constant. These constants govern the fundamental forces and properties of the Universe and are crucial in understanding how the Universe functions.
What led Einstein to hypothesize the cosmological constant?
The brief layman's answer: Einstein was troubled because his own theories of relativity did not support the idea of a constant universe, the universe that he preferred to believe existed. His equations showed that a steady state universe would eventually give in to the forces of gravity. He developed the cosmological constant, basically a 'fudge factor', so that his theories could support a steady-state universe. Shortly after, Hubble's redshift observations provided evidence that the universe is expanding, and Einstein called the cosmological constant the worst blunder of his life. Ironically, interest in the cosmological constant is returning, as a possible way of explaining the acceleratingexpansion of the universe.
