Question

A teacher is instructing students about the states of matter. He wants to compare the
numbers of elements that exist as solids, gases, and liquids at room temperature.
Which kind of illustration should the teacher use to present this information?

Answer 1

The teacher can present this information using a bar chart.

In science, charts are commonly used to present information where comparison is necessary.

Bar charts are especially useful when we intend to show large changes.

In the periodic table, elements exists in various states of matter;

• Solid
• Liquid
• Gas

Sometimes, as a teacher, you may need to compare the number of elements that exist as solids, gases, and liquids at room temperature.

This comparison is easily brought out using a bar chart since the changes involve large numbers.

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