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The physical vacuum: particularly philosophical and natural scientific approaches

The interaction of bodies.

Physical properties of oxygen

The thermodynamic equilibrium of the biological system

Fuses - a necessary element of the safety of electrical networks

Galilean relativity principle as the foundation of the theory of relativity

Calcium nitrate.

What gives us images from the Hubble Space Telescope

Atlas Mountains - separate mountainous country

Militia, who guarded Russian statehood

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Nikon's reforms
The Holy Synod.
The Pope - the head of the Catholic Church