Read this excerpt from A Black Hole is NOT a Hole. But you know what?

A black hole isn't a monster. It's not even alive. That means it can't lurk, eat, or belch. It has no dark, destructive desires.

Of course, you may have already figured this out. But you know what else?

A black hole is NOT a hole—at least not the kind you can dig in the ground or poke your finger through.

You can't just walk along and fall into one.

A black hole isn't a hole like that.

If a black hole is not a hole, then what in the universe is it?

In this introduction, the author clearly explains which purpose for her writing?

She will study black holes and define what they are.
She will study black holes and dig one in space.
She will study black holes and travel to see one.
She will study black holes and measure their depth.

When children heard an interesting story about a sympathetic and resourceful african-american child, the aim was to provide them with?

What refers to the existence of more than one level of government in the country

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.