Reduction of Gravity: Effects on Object Motion

In summary, the conversation discusses the relationship between gravity, velocity, and time of objects thrown into the air on a planet with 1/6 of Earth's gravity. It is mentioned that F = ma and calculus can be used to derive equations to solve this problem. The conclusion is that the time increases six-fold, and this can be proven using the kinematics equation d=vt + 1/2at^2. The formula simplifies to t=(2v)/a, showing that time is inversely proportional to acceleration.
  • #1
Zeteg
85
0
Okay, if...

The Earth's gravity was 1/6 of what it normally is, then would I be correct to assume that objects being thrown up with the same velocity will stay in the air 6 times as long? If not, what's the relationship? Thanks.
 
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  • #2
Have you heard of F = ma? Have you done some calculus? If the answer to both question is yes, then can you see how you might be able to derive some equations which you could use to work out the answer to your question yourself?
 
  • #3
Nereid said:
Have you heard of F = ma? Have you done some calculus? If the answer to both question is yes, then can you see how you might be able to derive some equations which you could use to work out the answer to your question yourself?
Methinks the answer is "no"

Zetig, is this a homework question? OR are you just curious?

If just curious, then yes, the time is increase six-fold. IF homework, you would need to prove it. It can be done with algebra, and this kind of problem is common in introductory physics.
 
Last edited:
  • #4
Well, I answered it already with yes :P
Thanks for the help. And yes, I did prove it, I'm pretty sure.
 
  • #5
That's good. FYI, the simplist trick is to use the kinematics equation d=vt + 1/2at^2 (where v = initial velocity). When the ball comes back to your hand, d = zero. The formula simplifies to t=(2v)/a . So t is inversely proportional to a.
 

FAQ: Reduction of Gravity: Effects on Object Motion

What is reduction of gravity?

Reduction of gravity refers to a decrease in the gravitational force experienced by an object. This can occur on Earth, in outer space, or in any environment where the gravitational pull is weakened.

What are the effects of reduced gravity on object motion?

The effects of reduced gravity on object motion can vary depending on the level of reduction. In general, objects will experience a decrease in weight and will be able to move more easily due to the weaker gravitational force. This can result in objects traveling further and faster than they would in a normal gravity environment.

How is gravity reduced in different environments?

Gravity can be reduced in different environments through various methods. In space, it is naturally weaker due to the lack of a strong gravitational body. On Earth, gravity can be reduced through air resistance, such as in freefall or when using a parachute. Additionally, technologies such as centrifuges can be used to simulate reduced gravity environments.

How does reduced gravity affect human movement?

In reduced gravity environments, humans will experience a decreased weight and can move more freely. This can result in changes to their balance, coordination, and muscle strength. In long-term reduced gravity environments, such as in space, humans may also experience bone and muscle loss due to the lack of gravitational stress on their bodies.

Are there any potential applications for reduced gravity in everyday life?

Reduced gravity environments can be useful for research and experimentation, such as studying the effects of space travel on the human body. It can also be utilized in sports training and rehabilitation, as the reduced gravitational force can make movements easier and less strenuous. However, it is not currently feasible to create a sustained reduced gravity environment on Earth for everyday use.

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