Naturally occurring solid material from which a metal or valuable mineral can be profitably extracted
zinc, tin
False! Bicameral is having two branches. Both work together. Notice "bi" meaning two.
I would say it will defitley be either B or D, what have you been reading about or doing before this? If you were reading about how healthy they are it would be D, but if you were reading how they are being destroyed it would be B
a gas that contributes to the greenhouse effect by absorbing infrared radiation, e.g., carbon dioxide and chlorofluorocarbons.
Sum of all angles in a quadrilateral is 360....so x=36
1st angle=4(36)=144
2nd angle=3(36)=108
3rd angle=2(36)=72
4th angle =36
