Multiple Choice
Ionization from the ____ in the Orion Nebula makes it glow.
A) planets
B) coolest star
C) hottest star
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q9: The diagram below is an HR diagram.The
Q13: The sun makes most of its energy
Q14: Ionization from the _ in the Orion
Q18: _ is the thermonuclear fusion of hydrogen
Q21: Interstellar gas clouds may collapse to form
Q34: The proton-proton chain needs high temperature because<br>A)of
Q39: Energy transport by _ is important when
Q65: _ is the resistance of a gas
Q73: What causes the outward pressure that balances
Q95: As a star begin to form the