The main source of energy for reactions that occur in all living organisms is

This is the process of making a prediction based on the results of prior observations of similar events.

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

Math focus 4. calculate a map has index contours at 250 m, 500 m, and 750 m. what is the contour interval?