Nereid (moon)

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/nereid-moon

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 parent planet?Neptune
2. What is the orbital period?Approximately 360 Earth days
3. What is Nereid?Nereid is a tiny, lumpy moon of Neptune that orbits in a very wobbly, long path.
4. Why does Nereid's orbit look so wobbly?Its orbit is very elongated and tilted, with an eccentricity of 0.75 and a 27‑degree tilt, making it far from Neptune at times.

Periapsis: The point in an orbit closest to the body being orbited.
Apoapsis: The point in an orbit farthest from the body being orbited.
Hydrostatic Equilibrium: The balance between gravity pulling inward and internal pressure pushing outward, forming a spherical shape.
Kuiper Belt: A region of icy bodies located beyond Neptune's orbit.