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How Does Surface Area Affect Falling?

Robert Thorne • • 7 min read
How Does Surface Area Affect Falling?
When air resistance acts, acceleration during a fall will be less than g because air resistance affects the motion of the falling objects by slowing it down. Air resistance depends on two important factors - the speed of the object and its surface area. Increasing the surface area of an object decreases its speed.

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Similarly, you may ask, how does the surface area of a parachute affect the time it takes to fall?

The large surface area of the parachute material provides air resistance to slow the parachute down. The larger the surface area the more air resistance and the slower the parachute will drop.

Secondly, how do you calculate the impact of a falling object? Free fall / falling speed equations

  1. The force of gravity, g = 9.8 m/s2 Gravity accelerates you at 9.8 meters per second per second.
  2. Time to splat: sqrt ( 2 * height / 9.8 )
  3. Velocity at splat time: sqrt( 2 * g * height )
  4. Energy at splat time: 1/2 * mass * velocity2 = mass * g * height.

Besides, how does surface area affect velocity?

The position in which the object falls changes the surface area and in turn changes the terminal velocity. If the object has a greater surface area it will have more room for air resistance to work on it. There will be a greater upward force and a smaller terminal velocity.

How does surface area affect gravity?

The greater the surface area of the object the greater the air resistance. gravity. All objects in free fall accelerate at the same rate – 9.8 m/s² - regardless of their mass.

Related Question Answers

Do heavier things fall faster?

Heavier objects do not fall faster than lighter objects when they are dropped from a certain height IF there is no resistance from the air. So, if you were in a vacuum, the two things would fall at the same rate. So, the only thing that makes a lighter thing fall more slowly is the resistance from the air.

How do you make something fall slower?

Drag opposes the direction that the object is moving and slows it down. Now unfold the lighter piece and drop both at the same time from a high spot, such as a desk or ladder. They should land at about the same time. So, regardless of weight, the more resistance/friction an object has, the slower the fall.
Robert Thorne
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Robert Thorne

Robert Thorne covers electric vehicle innovations, autonomous driving systems, global mobility trends, and automotive engineering developments.