<span>Chemical properties, such as density, must be observed when a substance is in its natural state at room temperature and normal atmospheric pressure.</span>
A scientific experiment, in the form of the scientific model, is a testable model used to seek explanation for natural phenomena.
We will all die because we need oxygen that the plants give is
Im like 98% sure its B because ultra sounds hear the frequency's of the baby in the womb
Mathematically the it would be D
but scientifically since eventually food and resources will start becoming scarce it would be A then as the ecosystem recovers it goes back to D <span />
