Afuel cell combines hydrogen and oxygen to produce electricity, heat, and water. fuel cells are often compared to batteries. both convert the energy produced by a chemical reaction into usable electric power. however, the fuel cell will produce electricity as long as fuel (hydrogen) is supplied, never losing its charge. nasa uses hydrogen fuel to launch the space shuttles. fuel cells are a promising technology for use as a source of heat and electricity for buildings. where else are hydrogen fuel cells used? all, but one, apply.

Hurry locate the iberian peninsula question options: 1 2 3 4 which number shows the location of italy? question options: 1 6 5 3

When deciding on an apartment what should you do first?

Morei would really appreciate it. his eyes snapped open. a musty smell flooded his senses. the room was lowly lit, curved with smooth light gray walls. the floor was clear black tiled. he stood up, surprised to see no door, but only a trap door on the ceiling that blended in with the walls. the room was unfurnished, which struck him as strange. as you write and revise, ask yourself these questions: 1. do all of the sentences in this paragraph belong here? (unity) 2. are all of the sentences in this paragraph in the right place? (coherence-- a method of development) 3. are all of the sentences in this paragraph smoothly connected together into a whole paragraph? (coherence--use of transitional devices) once you've made certain that your paragraphs are both unified and coherent, edit your work for problems in grammar and mechanics before submitting it to your teacher.