All Questions
9
questions
-1
votes
1
answer
135
views
Would a chess board fall faster than the chess pieces?
So if they were both falling in air, would the chess board fall faster since it's heavier?
-1
votes
1
answer
90
views
What would reach the ground first? [closed]
Hi I’m trying to get my head round this if a bowling ball and coin from the Empire State at exactly the same time what would hit the ground first I know that gravity = 9.81ms-2 but what else am I ...
- 19
1
vote
0
answers
62
views
How does this toilet lid work?
After further reflection after closing the lid on my toilet, I noticed it exhibited a behaviour that I can't explain. When you let the lid fall, it falls at a constant speed regardless of its angle. ...
- 123
19
votes
5
answers
7k
views
What happens when the drag force exceeds the weight of an object falling into earth?
Let's say a meteor is coming towards earth. It's not accelerating, but it does have an initial velocity. This meteor is shaped so it has an insane amount of drag, enough to even exceed its weight (not ...
- 301
0
votes
3
answers
1k
views
Why the book falls faster than a feather, dropped from the same height? [duplicate]
If I dropped book and feather from same height. Why book falls first, however book has more windage(air resistance), more area(square) than feather?
- 103
1
vote
2
answers
4k
views
Falling book and paper
I've seen an experiment where a closed book with a piece of paper lying on its cover is dropped a short distance (the piece of paper is smaller than the book; the book's cover is parallel to the Earth'...
- 3,059
41
votes
5
answers
32k
views
Why do heavier objects fall faster in air?
We all know that in an idealised world all objects accelerate at the same rate when dropped regardless of their mass. We also know that in reality (or more accurately, in air) a lead feather falls ...
- 1,131
11
votes
4
answers
18k
views
Acceleration of two falling objects with identical form and air drag but different masses
I have a theoretical question that has been bugging me and my peers for weeks now - and we have yet to settle on a concrete answer.
Imagine two balloons, one is filled with air, one with concrete. ...
- 111
0
votes
4
answers
21k
views
Why does a parachute decrease terminal velocity?
Terminal Velocity depends on two things: surface area and speed. These are inversely proportionate.
If both these variables affect terminal velocity, why do parachutes slow you down? Initially you ...
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