How are convection and conduction affected by paving over a grass field? ?

Significant figures are digits read directly from the measuring instrument plus one more digit, which is __ by the observer.

The characteristic of two different types of reactions are shown below. reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of and element. which statement is true about the atoms of the elements that participate in the two reactions? a: their identity changes in both reaction a and b. b: their identity changes in reaction a but not b. c: their identity changes in reaction b but not a. d: their identity remains the same.

The arrangement of particles is most ordered in a sample of