Para moldear objetos ¿Deben emplearse materiales que presenten plasticidad, o elasticidad?

A-of 75 cm by cm by 17.5 cm up. of is 2 kg a , in ,if it is in , kg/?

Acalorimeter uses the principle that thermal energy flows from hotter material to colder material until both reach the same

You can watch static electricity in action by rubbing an inflated balloon against your hair. your hair will actually stand on its end! it does this because each hair becomes charged, and they all repel one another.