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Results for density
Subject
Started by
Replies
Views
How do we know the speed of light changes when refracted through a lens?
nudephil
13
4995
As methane is less dense than air, does it float out of atmosphere?
melaniejs
3
14273
Is there a food that’s more nutritionally dense than physically dense?
MarianaM
24
11191
Why don't atmospheric gases separate according to specific gravities?
benm
4
2684
What is the structure or density of dark matter?
jack_
11
4175
Why does ice float?
IzzieClarke
2
3609
Do we know the mass density of the observable universe?
jeffreyH
10
4812
QotW - 17.12.17 - Why does cooked pasta rise to the surface?
katieHaylor
2
3396
Will sea levels not rise if sea ice melts?
guest39538
8
4553
How does a star become a black hole?
katieHaylor
3
2681
Would a helium and air mix stay in a balloon for longer than pure helium?
katieHaylor
9
10202
Why do barometers use mercury rather than water?
mcjhn
3
8594
Which weighs more, a litre of ice or a litre of water?
The Scientist
42
55085
Does salt make eggs float? If so, why?
baby2michaelt
7
25670
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