Dust in the ISM Appears Dark in ________ Wavelengths and Bright

question 19

Multiple Choice

Dust in the ISM appears dark in ________ wavelengths and bright in ________ wavelengths.

• A) visible; ultraviolet
• B) infrared; radio
• C) infrared; visible
• D) radio; ultraviolet
• E) visible; infrared

---

Definitions:

Main Point

The central or most important idea in a discussion, argument, or piece of writing.

Bar Graph

A chart that represents data with rectangular bars with lengths proportional to the values they represent.

Smallest To Highest

Ordering or arranging items based on their size or value, beginning with the smallest and ending with the largest.

Label

To assign a name, category, or description to something for the purpose of identification.