Chemistry, 27.10.2020 15:50 Jenniferlam12
Eduardo observes the stars through his telescope. He states that the star Regulus is brighter (apparent magnitude) than the star Rigel. However, Rigel has a greater absolute magnitude than Regulus. What can explain Eduardo’s observation?
Select one or more:
a. Regulus is a hotter star than Rigel.
b. Rigel is a hotter star than Regulus.
c. Rigel is much closer to Earth than Regulus.
d. Regulus is much closer to Earth than Rigel.
Answers: 2
Another question on Chemistry
Chemistry, 22.06.2019 04:00
Seltzer water is created by placing water under pressure with carbon dioxide gas. which of the following statements best describe seltzer water: a. the solution will be slightly acidic b. the solution will be slightly basic. the solution will be strongly acidic. d. the solution will be strongly basic. e. the solution will be neutral
Answers: 3
Chemistry, 22.06.2019 14:10
13. a covalent bond between two atoms is likely to be polar if: a. one of the atoms is much more electronegative than the other. b. the two atoms are equally electronegative. c. the two atoms are of the same element. d. the bond is part of a tetrahedrally shaped molecule. e. one atom is an anion.
Answers: 1
Chemistry, 22.06.2019 15:30
What best discribes the relationship between wavelength and frequency in a electromagnetic wave
Answers: 1
Chemistry, 22.06.2019 17:10
In which block of the periodic table is uranium (u) found? s blockd blockp blockf block
Answers: 1
You know the right answer?
Eduardo observes the stars through his telescope. He states that the star Regulus is brighter (appar...
Questions
English, 01.12.2020 21:50
Mathematics, 01.12.2020 21:50
Business, 01.12.2020 21:50
History, 01.12.2020 21:50
Mathematics, 01.12.2020 21:50
Health, 01.12.2020 21:50
French, 01.12.2020 21:50
Mathematics, 01.12.2020 21:50
Computers and Technology, 01.12.2020 21:50
Mathematics, 01.12.2020 21:50
Biology, 01.12.2020 21:50
Social Studies, 01.12.2020 21:50
Social Studies, 01.12.2020 21:50
History, 01.12.2020 21:50
