[tex]science[/tex]

7. What will happen to a rock when it is exposed to higher temperature?
A. contracts
B. evaporates
C. expands
D. sinks

8. An open - pit mine where rocks can be extracted.
A landfill
B. open - field
C. reservoir
D. quarry

9. Which of the following is NOT an example of mechanical weathering?
A. burrowing of animals
C. smashing with heavy instruments
B. splitting due to root penetration D. decay of plants and animals in rocks
10. How do piants cause weathering? Piants cause weathering by ______________.

I. changing the temperature
Il. splitting due to root penetration
iii. dissolving the rocks in the water
IV. producing an acid that dissolves some parts of the rocks

A.I and I
B. I and I
C.ll and iv
D. ll and 111

Can u help me pls? ​