1. Q: What is this?
A: It's a scale.
2. Q: What is a scale used for?
A: It's used for checking a person's weight.
or
A: It's used for weighing people or things.
3. Q: How do you weigh yourself on a scale?
A: You step on it.
or
A: You get on it.
or
A: You step on it to see how much you weigh.
4. Q: Where do most people keep their scale?
A: Most peope keep their scale in the bathroom.
5. Q: Why do people use a scale?:
A: They want to know how much they weigh.
or
A: People check their weight in order to stay healthy.
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