What purpose does a female pine cone serve? it protects the seed until it matures. it makes food for the adult plant. it allows for photosynthesis to occur. it acts as an object to attract birds. it serves as an ornamental object on the tree.

Swaves do not travel through water and stuff like that p waves do

The us is first  the  u.s. economy  remains the  largest in the world  in terms of nominal  gdp. however, the  u.s. economy  loses its spot as the number one  economy  to china when  measured  in terms of  gdp  based on ppp. in these terms, china's  gdp  is $23.19 trillion exceeds the  u.s. gdp  of $19.42 trillion