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betong

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by

Karoline Hjorth

on 15 September 2015

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Transcript of betong

hvad består beton af
Vand sand Sten Cement
Cement (CaSO4) vand (h2o) sand (Sio2) grus (caco3)
man skal passe på der ikke kommer luftbobler
her er vores færdige støbninger
lavede af karoline og daniel
Beton
beton består af
350 g cement 140 litter vand 700 kg sand og lidt sten. til en kubik meter
vores forskaling
vi har brugt
cement, vand og sand
hvor dan var det at
blande beton
det var sjovt og nemt
der er mange ting der er lavet af beton Fx. storebelds-broen og den nye lillebeltsbro.
Full transcript