Acceleration on the Moon: How Does Gravity Affect Objects?

In summary, the conversation discussed the calculation of acceleration for a ball on the moon using the formula F=ma. The correct answer was determined to be D, as the acceleration due to gravity and the acceleration due to the force of the spring act in opposite directions. The formula ∑F=ma can be used to better understand this concept.
  • #1
ravsterphysics
57
1

Homework Statement


1.JPG


Homework Equations


F=ma

The Attempt at a Solution


I know it's either B or D

Weight = mg so let's say mass of ball is 11kg and gravity on moon is 6, so weight would be 66N

since acceleration a = F/m and we can say that F=mg

therefore a = mg / m which leaves: a=g

and because on the moon the gravity is less this means acceleration is less...yet this is wrong and the answer is D??
 
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  • #2
You calculated the acceleration due to gravity, not the acceleration of the ball due to the force of the spring. One acts downward and the other upward.
 
  • #3
Janus said:
You calculated the acceleration due to gravity, not the acceleration of the ball due to the force of the spring. One acts downward and the other upward.

Yep, I completely glossed over that, thanks.

Intuitively it makes sense now, but is there a formula I can use to get a better understanding?
 
  • #4
ravsterphysics said:
Yep, I completely glossed over that, thanks.

Intuitively it makes sense now, but is there a formula I can use to get a better understanding?
∑F = ma
 

1. What is the acceleration due to gravity on the Moon?

The acceleration due to gravity on the Moon is approximately 1.62 meters per second squared. This is about 1/6th of the acceleration due to gravity on Earth.

2. How does the acceleration on the Moon affect objects?

Objects on the Moon will fall with a slower acceleration compared to Earth due to the lower gravity. This means that objects will appear to be lighter on the Moon and will take longer to reach the ground.

3. Why is there a difference in acceleration on the Moon compared to Earth?

The difference in acceleration on the Moon compared to Earth is due to the Moon's smaller mass and size. The Moon has less gravitational pull compared to Earth, resulting in a lower acceleration due to gravity.

4. How does the acceleration on the Moon affect the human body?

The lower acceleration on the Moon can have both positive and negative effects on the human body. Astronauts may experience weaker muscles and bones due to the lack of resistance from gravity, but they may also experience less strain on their bodies from standing and moving around.

5. Can we simulate the acceleration on the Moon on Earth?

Yes, scientists can simulate the acceleration on the Moon on Earth by using specialized equipment such as drop towers or parabolic flights. This allows for experiments and research to be conducted under similar conditions as on the Moon.

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