An igneous rock has large red, black, and green crystals. How else can this rock be accurately described?.

In this food web, which group would increase in number if snakes were eliminated? a. producers b. decomposers c. primary consumers d. secondary consumers e. tertiary consumers

Essay on sustainable development of soiciety

Blank is the amount of energy in a sound wave per unit of time and is also related to the loudness of a sound