1) Rocks are formed from a) ores b) minerals c) stones d) Magma 2) Ignis means a) Primary b) Magma c) Fire d) lava 3) Igneous rocks are formed by a) cooling and solidification b) melting and cooling c) heating and cooling d) melting and solidification 4) Intrusive rocks are called as a) primary b) plutonic c) volcanic d) none 5) Which of the following is the characteristics of extrusive igneous rocks a) fine textured, formed outside, large crystals b) magma, inside the earth, coarse c) lava, cool slowly, coarse textured d) lava, small crystals, fine textured

igneous rocks

di
Stampa
Incorpora

Classifica

Stile di visualizzazione

Opzioni

Cambia modello

Ripristinare il titolo salvato automaticamente: ?