Which of the following statements is true? a) we can sometimes know the exact location and speed of an electron at the same time. b) all orbitals in a given atom are roughly the same size. c) since electrons have mass, we must always consider them to have particle properties and never wavelike.

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