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Physics
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QuIcKmAtHs
  • Member for 6 years, 6 months
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  • Singapore
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Übung macht den Meister

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126
Why do spaceships heat up when entering earth but not when exiting?
Dec 31, 2017
16
Why is the fish in the water swifter than the bird in the air? [closed]
Dec 29, 2017
15
Does a thrown ball have kinetic energy at the top of the curve?
Jan 14, 2018
5
How does a man move a train with his teeth?
Jan 6, 2018
5
Why do objects stop cooling down / losing heat?
Jan 1, 2018
5
Why does a person carry more weight when sitting down?
Mar 2, 2019
4
Paper white and mirror not why?
Feb 1, 2018
4
Why doesn't a new ball-point pen write as smoothly as one being written for a little?
Mar 16, 2018
4
Why does frequency of collision increase as volume decreases?
Aug 17, 2018
4
Good absorbers are bad "reflectors" or good reflectors?
Aug 22, 2018
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11
Finding summation of inverse of square roots.
7
Alternating summation and subtraction of square roots
6
$\triangle ABC$ has $AC=BC$, and $\angle ACB=96^\circ$. $D$ is a point such that $\angle DAB=18^\circ, \angle DBA=30^\circ$. What is $\angle ACD$?
6
Parallelogram and similar triangles question
5
Why is copper(II) sulfate added drop by drop during the Biuret test?