Science
NASA’s Perseverance rover grabbed its first Martian rocks – Science News for Students
Two finger-sized pieces of stone drilled from a basalt rock are the first bits of Mars ready to be brought to Earth.
basalt: A type of black volcanic rock that tends to be very dense (unless volcanic eruptions seeded it with lots of air pockets).
chemistry: The field of science that deals with the composition, structure and properties of substances and how they interact….
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