2.Fill in the correct prepositions Fill in the correct prepositions: on, from, of, in, at, for, on. 1) Silicon is the important material … an electronic computer chip. Your CD, DVD player, and telephone - all depend … semiconductors.
2) Creep is a slow, permanent deformation resulting … a steady force acting … a material.
3) Paints, plastics and most of the food you eat are made … of polymers.
4) Every part … your body is a material!
5) Material scientists work … labs and universities all over the world.
6) Materials … high temperatures usually suffer … this deformation.
7) Fatigue is the result … external forces.