What type of weathering involves water freezing and expanding to break
apart rocks?
a) ice wedging
b) exfoliation
c) root pry
d) action of animals
e) abrasion

There is one girl i like and i don't know how to tell her that, i have a feeling she knows but if she doesn't i don't want to make a fool out of myself how is one way to boost my confidence on asking her out

Chlorophyll a had the molecular formula c55h72mgn4o5 how many atoms are in this molecule

Which statement is true regarding the diagram of circle p? the sum of y and z must be 2x. the sum of y and z must be x. the difference of z and y must be 2x. the difference of z and y must be x