Which of the following is an example of mechanical weathering? A. lichen growing on rocks
B. salt crystallization forming tafoni
C. stone and boulders moved by water
D. acid in water acting on limestone
(Trust me, It's math)

Stone and boulders moved by water

Step-by-step explanation:

the answer for this question is : 360°

step-by-step explanation:

we have been given a triangle   we need to tell which one of these is a triangle below to map onto itself.

360° rotation is the complete rotation which eventually leads to the same figure which is given.

the correct will be, that is 360° that will cause the triangle below to map onto itself.

answer: c.  

step-by-step explanation:

mixtures containing substances that get attracted to magnet can be separated using a magnet. we can separate iron from a mixture of sand and iron, as only iron attracts to the magnet.