Yes, this is true!

You should genereally use sources for anything you say if it's not your original idea - this way you can avoid being accused of plagiarism.

One exception is common knowledge - so you don't have to provide sources for example for what a capital of a certain country is.

3 0

4 years ago

These diagrams are topographic maps of Mount St. Helens in Washington state. They were made before and after the volcano erupted

dybincka [34]

The more dense middle part of the after-eruption topographic map shows the concentration of new mountains as a result of the volcanic eruption.

<h2>What is a topographic map?</h2>

A topographic map refers to map that shows the shape and elevation of the land surface features through the use of contour lines.

In the map in question, we will observed the contours lines is more dense in the after-eruption map than former.

In conclusion, the more dense middle part of the after-eruption topographic map shows the concentration of new mountains as a result of the volcanic eruption.