Author Question: _______________ variable stars are useful in measuring the distance to globular clusters. Fill in ... (Read 123 times)

burton19126

  • Hero Member
  • *****
  • Posts: 532
_______________ variable stars are useful in measuring the distance to globular clusters.
 
  Fill in the blank(s) with correct word

Question 2

Newton's first law of motion was very similar to descriptions of motion proposed by _______________.
 
  Fill in the blank(s) with correct word



tashiedavis420

  • Sr. Member
  • ****
  • Posts: 329
Answer to Question 1

Cepheid

Answer to Question 2

Galileo



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

The newest statin drug, rosuvastatin, has been called a superstatin because it appears to reduce LDL cholesterol to a greater degree than the other approved statin drugs.

Did you know?

Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.

Did you know?

All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.

Did you know?

Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.

Did you know?

The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

For a complete list of videos, visit our video library