An activity designed to introduce the metric system to fourth graders begins by asking students to use metric measurement to measure the length of their foot, their height, and the length of the classroom. It then asks them to use a thermometer and record the temperature of the classroom in degrees Celsius and to use a metric scale to weigh themselves in kilograms. Why is this activity a good way to introduce the metric system?

“dear sir: it is with great reluctance, i trouble you on a subject, which does not fall within your province; but it is a subject that occasions me more distress, than i have felt, since the commencement of the war; and which loudly demands the most zealous exertions of every person of weight and authority, who is interested in the success of our affairs. i mean the present dreadful situation of the army for want of provisions, and the miserable prospects before us, with respect to futurity. it is more alarming than you will probably conceive, for, to form a just idea, it were necessary to be on the spot. for some days past, there has been little less, than a famine in camp. a part of the army has been a week, without any kind of flesh, and the rest for three or four days. naked and starving as they are, we cannot enough admire the incomparable patience and fidelity of the soldiery, that they have not been ere this excited by their sufferings, to a general mutiny or dispersion. strong symptoms, however, discontent have appeared in particular instances; and nothing but the most acitive efforts every where can long avert so shocking a catastrophe.” what’s the central idea?

Abrief, "first-step" presentation of a work to be completed is called a

Moderate climates are located in regions. a. coastal b. interior c. mountain d. polar select the best answer from the choices provided a b c d