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Even if a probe were in a stable orbit near a black hole, we would still observe its signals redshifted by the gravitational field of the black hole.
Save Button
A user interface element that enables the user to save the current state of a document, file, or application session.
Backstage View
A feature in Microsoft Office applications that offers access to file management tasks, settings, and shared document information in a unified behind-the-scenes area.
Dialog Box
A small window that appears in software applications to communicate information to the user, or request input before continuing a process.
Two Content Layout
A slide layout or page design option that divides the space into two distinct sections for displaying different types of content.
Q1: The distance to a star with a
Q9: The Chandrasekhar limit is<br>A) the point at
Q12: In addition to the proper motion, we
Q22: Black dwarfs are<br>A) very common, making up
Q25: Which of these is NOT typical of
Q48: Most of the energy released during a
Q49: What are thought to be some possible
Q100: A billion- solar- mass black hole would
Q119: Which of the following is NOT one
Q129: How does Hubble's law relate cosmological redshift