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Physics, 21.06.2019 13:30
This is how zirconium appears in the periodic table. rounded to the nearest whole number, how many electrons are in an atom of zirconium?
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Physics, 21.06.2019 15:30
Which type of electromagnetic waves are dangerous enough to be used to kill cancerous cells? (a)gamma rays (b)visible light (c)infrared light (d)microwaves
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Physics, 22.06.2019 05:00
The image below shows numerous volcanic mountains in the pacific northwest. what is the most likely cause of the volcanic and earthquake activity in this region?
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Physics, 22.06.2019 14:40
What is the orbital period of a spacecraft in a low orbit near the surface of mars? the radius of mars is 3.4×106m.
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10A) Which of the following correctly identifies the major source for the energy that creates hurric...
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