Bookmarks
Concepts
Activity
Courses
Learning Plans
Courses
Request
Log In
Sign up
New Course
Concept
Angular Diameter Distance
Angular diameter distance is a way to figure out how far away something in space is by looking at how big it seems to us. It's like when you hold your thumb close to your eyes, it looks big, but when you move it far away, it looks small.
Relevant Degrees
Cosmic Rays 100%
Generate Assignment Link
Lessons
Concepts
Suggested Topics
Foundational Courses
Learning Plan
Log in to see lessons
Log In
Sign up
3