12. What type of rock is present in the oceanic crust making it denser than the continental crust? A Gabbro
B. Basalt
C. Granite
D. Marble
13. Which refer to an aggregate of mineral grains?
A Minerals
B. Rocks
C. Soil
D. Elements
14. Which of the following is an example of igneous rocks?
A feldspar
B. limestone
C. shale
D. marble
15. These are rocks have undergone solidification from a molten condition.
A. Hybrid
B. Sedimentary C. Metamorphic D. Igneous
16. These are types of rocks that have undergone solidification from a molten condition.
A. Igneous Rocks B. Metamorphic Rocks C. Sedimentary Rocks D. Basaltic Rocks
17. It refers to the interaction between the elements in the atmosphere and the rocks exposed at the earth
surface.
A Metamorphism B. Weathering
D. Oxidation
C. Hydrolysis
18. Which is NOT an example of physical weathering?
A Unloading and expansion
C. Temperature changes and expansion
B. freezing
D. hydration
19. What force breaks or transports rock particles from one place to another by natural process?
Дуац.
Alb wWas
ONld
Wanty-Gintah Noid ts​