NGC 3949

High school (ages 12+)
Space & Astronomy

Name:

Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/ngc-3949

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. What is the morphological type?SA(s)bc spiral galaxy
2. What is the redshift (z)?Approximately 0.003
3. What type of galaxy is NGC 3949?NGC 3949 is a barred spiral galaxy. Its spiral arms are tightly wound and it has a moderate bulge. The bar is not very strong.
4. Where can we see NGC 3949 in the sky?It is about 40 million light‑years away, in the constellation Leo. It is part of the Leo Triplet group of galaxies.

Morphology: The study of the form and structure of galaxies, including their shape and components.
H II Region: A cloud of ionized hydrogen gas, typically surrounding young, hot stars, indicating active star formation.
Redshift: The stretching of light waves from objects moving away from us, used to measure distance and cosmic expansion.
Dark Matter: A hypothetical form of matter that does not interact with light but exerts gravitational influence, thought to make up a significant portion of the universe's mass.