whidereon739 whidereon739
  • 09-06-2021
  • Chemistry
contestada

In the early 1600's, Galileo used a telescope to investigate dark features on the Sun's surface and used them to calculate the rate of the sun's rotation. What areas of relatively cool gas were Galileo observing?

prominences
solar flares
photospheres
sunpsots

Respuesta :

maintayebi
maintayebi maintayebi
  • 09-06-2021

Answer:

I think its "sunspots"

Explanation:

Answer Link

Otras preguntas

The sum of squares of two consecutive positive even integers is 52 more than their product. Find these numbers.
Which two words in the passage are academic words? largest. estimated. exceeds.
Evaluate 2^3[(15-7)•2]
What is the name for the Fe2+ cation? Iron ion Iron (II) ion Ironide Ferride ion
someone please help on this one?
What is the difference between original and appellate jurisdiction, and which type of jurisdiction does the supreme court have?
The sum of squares of two consecutive positive even integers is 52 more than their product. Find these numbers.
Can somebody help please!????
in acidic solution, the dichromate ion, Cr2O7^2- (aq) will oxidize Fe^2+ to Fe^3+ and form Cr^3+. What volume of 0.100M Cr2O7^2- (aq) is required to oxidize 60.
Transformation? Rotation about a point?