- Can we create gravity?
- What country has the lowest gravity?
- Which is the strongest force?
- Where is gravity strongest on earth?
- Is Anti Gravity theoretically possible?
- How weak is gravity?
- Is Earth’s gravity decreasing?
- Can you remove gravity?
- What is more powerful than gravity?
- Why is gravity 9.81 ms 2?
- Which is weakest force?
- Why gravity is the weakest force?
- Why does the broom stand by itself?
- Is gravity a real thing?
Can we create gravity?
Artificial gravity can be created using a centripetal force.
A centripetal force directed towards the center of the turn is required for any object to move in a circular path.
In the context of a rotating space station it is the normal force provided by the spacecraft’s hull that acts as centripetal force..
What country has the lowest gravity?
Mount Nevado Huascarán in Peru has the lowest gravitational acceleration, at 9.7639 m/s2, while the highest is at the surface of the Arctic Ocean, at 9.8337 m/s2. “Nevado was a bit surprising because it is about 1000 kilometres south of the equator,” says Hirt.
Which is the strongest force?
The strong nuclear force, also called the strong nuclear interaction, is the strongest of the four fundamental forces of nature. It’s 6 thousand trillion trillion trillion (that’s 39 zeroes after 6!) times stronger than the force of gravity, according to the HyperPhysics website.
Where is gravity strongest on earth?
In the case of the earth, the force of gravity is greatest on its surface and gradually decreases as you move away from its centre (as a square of the distance between the object and the center of the Earth).
Is Anti Gravity theoretically possible?
In the 20th century, Newton’s model was replaced by general relativity where gravity is not a force but the result of the geometry of spacetime. Under general relativity, anti-gravity is impossible except under contrived circumstances.
How weak is gravity?
Gravity is a real weakling – 1040 times weaker than the electromagnetic force that holds atoms together. … According to string theorists’ best ideas, gravity is so weak because, unlike the other forces, it leaks in and out of these extra dimensions. We only get to experience a dribble of the true strength of gravity.
Is Earth’s gravity decreasing?
Near the surface of the Earth (sea level), gravity decreases with height such that linear extrapolation would give zero gravity at a height of one half of the Earth’s radius – (9.8 m. s−2 per 3,200 km.) and altitude h in metres.
Can you remove gravity?
Only way out in deep space, beyond the domain of any planets or stars, can you truly escape gravity. As of yet, no technology exists to neutralize the pull of gravity.
What is more powerful than gravity?
Magnetism, the weak nuclear force and the strong nuclear force are all stronger than gravity. Interestingly, the weaker the force, the larger the distance it is effective across. The nuclear forces work only at the atomic scale, and magnetism a few inches, maybe feet at best.
Why is gravity 9.81 ms 2?
“9.81 meters per second squared” means that objects on Earth will accelerate (or go faster) 9.81 meters every second, if they are in free fall, due to the pull of gravity. … It is the acceleration due to gravity that changes and that is what we are talking about when we say gravity is 9.81 meters per second squared.
Which is weakest force?
In nuclear physics and particle physics, the weak interaction, which is also often called the weak force or weak nuclear force, is the mechanism of interaction between subatomic particles that is responsible for the radioactive decay of atoms.
Why gravity is the weakest force?
Actually, gravity is the weakest of the four fundamental forces. … Because they both have mass, the two protons exert gravitational attraction on each other. Because they both have a positive electric charge, they both exert electromagnetic repulsion on each other.
Why does the broom stand by itself?
NASA experts have gone on record saying the hoax is simply not true. The truth is, brooms are sentient beings that can stand and walk all on their own – no wait, that’s not right. The actual truth is that brooms have a low center of gravity which lets them be balanced on their bristles any day of the week. Go ahead.
Is gravity a real thing?
Gravity (from Latin gravitas, meaning ‘weight’), or gravitation, is a natural phenomenon by which all things with mass or energy—including planets, stars, galaxies, and even light—are brought toward (or gravitate toward) one another.