If he say he didn't want me back he be lying

What is the study of how matter and energy interact? a. biology b. physics c. planetary science d. chemistry

Jewelweed, a flowering plant, has seed pods that burst open when touched and forcefully eject their seeds. these structures are favorable because they a. can cause genetic changes to occur. b. prevent germination within the seed pod. c. aid in the dispersal of the species. d. attract insects that aid in pollination.

Calculate the number of moles of ethane in 100 grams