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VEDA a TECHNIKA
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VEDA a TECHNIKA. Z čoho by ste vyrobili gumu?. ... z prírodného alebo syntetického kaučuku. Mosadz je zliatina ktorých kovov ?. Mosadze sú zliatiny medi (Cu) s 5 - 40 % zinku (Zn). Ako sa volá prvý slovenský kozmonaut a Remek to nie je?. Ivan Bella.
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VEDA a TECHNIKA
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Presentation Transcript
Spomenuli by ste si ešte ako sa volá naša najbližšia hviezda?
Jeden anglický palec má 25,4 mm = 1 cól = 1/36 yardu = 1/12 stopy
Ako sa volá proces, pri ktorom sa mení skupenstvo látky z pevného na plynné ?
Sublimácia, príkladom je ľad, alebo gáfor. Preto sa niekedy hovorilo zmizol ako gáfor
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