The intensely bright portion of the sun visible to the ...
Seismic waves are waves of energy that travel through the ...
Magma (from Greek μάγμα "mixture") is a mixture ...
Torf kokosowy (lub inny torf włóknisty) stosowany jest jako ...
Shield volcanoes, so named for their broad, shield-like ...
Mount Pinatubo is an active stratovolcano located on the ...
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