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#space #cosmos #nebula
The lake that turns animals into stone.
Spectacular but super rare weather phenomena…I never knew this happens on our planet!
Random Pictures Of The Day – 60 Pics
All the planets as one.
physics of motion | vec f g 2 weight of the bucket vec t prime tension force of the rope
SparkCharts: The information you need-concisely, conveniently, and accurately. Created by Harvard students for students everywhere, these study companions and reference tools cover a wide range of col
Derivative and Anti-Derivative Cheat Sheet
This has most likely been posted here before, but it's incredibly useful.