This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Harlow Shapley made the first accurate determination of the position of the center of the galaxy by ... (Read 78 times)

berenicecastro

  • Hero Member
  • *****
  • Posts: 581
on: Jul 27, 2018
Harlow Shapley made the first accurate determination of the position of the center of the galaxy by studying ____.
 
  a. globular clusters
 b. open clusters
 c. emission nebulae
 d. spiral tracers
 e. stellar associations

Question 2

The ____ of an object is a measure of the amount of matter it contains. The ____ is a measure of the gravitational force on an object.
 
  a. weight; mass
 b. mass; weight
 c. energy; force
 d. force; energy
 e. momentum; energy


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

bfulkerson77

  • Sr. Member
  • ****
  • Posts: 331
Reply #1 on: Jul 27, 2018
Answer to Question 1

a

Answer to Question 2

b


berenicecastro

  • Hero Member
  • *****
  • Posts: 581
Reply #2 on: Jul 27, 2018
Thanks


bfulkerson77

  • Sr. Member
  • ****
  • Posts: 331
Reply #3 on: Jul 27, 2018
Welcome :)


« previous next »
 

Did you know?

The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.

Did you know?

When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).

Did you know?

Stevens-Johnson syndrome and Toxic Epidermal Necrolysis syndrome are life-threatening reactions that can result in death. Complications include permanent blindness, dry-eye syndrome, lung damage, photophobia, asthma, chronic obstructive pulmonary disease, permanent loss of nail beds, scarring of mucous membranes, arthritis, and chronic fatigue syndrome. Many patients' pores scar shut, causing them to retain heat.

Did you know?

The average office desk has 400 times more bacteria on it than a toilet.

Did you know?

More than one-third of adult Americans are obese. Diseases that kill the largest number of people annually, such as heart disease, cancer, diabetes, stroke, and hypertension, can be attributed to diet.

Lake position in the landscape and proportion of water received as groundwater (data from Webster et Lake position in the landscape and proportion of water received as groundwater (data from Webster et
A Starburst Galaxy A Starburst Galaxy
Sombrero Galaxy (M104) Sombrero Galaxy (M104)
Positioning the Patient in the Fowler’s Position Positioning the Patient in the Fowler’s Position
Prone position. Placement of bolsters under ankles and shoulders, head supported by face cradle. Prone position. Placement of bolsters under ankles and shoulders, head supported by face cradle.
Video: Structures that affect circulation - heart and MABP

For a complete list of videos, visit our video library