Which phrase describes the process of succession? A. One disturbance replacing another disturbance
B. An ecosystem changing from one biome to another biome
C. One community gradually replacing another community
D. A species changing from one niche to another niche

Suggest why placing wheels under a heavy box reduces the neccessary force required to push it along at a constant speed.

If animal agriculture was eliminated, how much grain would become available for human consumption?

The table presents the average day and night temperatures in five cities. it also reveals whether a city receives substantial rainfall (wet climate) or little rainfall (dry climate). which city’s rocks are likeliest to experience frost wedging, and why? a) city a because the consistently subzero temperature would prevent water from melting b) city b because it is a wet region and the temperature fluctuates around the freezing point c) city c because it receives plenty of rain fall and the weather is moderately cool d) city d because the hot and dry weather would cause rocks to absorb water