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

Author Question: About how many stars has the Hipparcos mission given us accurate distance data on? A) about ... (Read 60 times)

itsmyluck

  • Hero Member
  • *****
  • Posts: 546
on: Jul 27, 2018
About how many stars has the Hipparcos mission given us accurate distance data on?
 
  A) about 3,000, about half of what you can see with the naked eye alone
  B) over 6000, the visible naked eye stars and some seen in binoculars
  C) 60,000, those within about 100 light years of us
  D) a million, those with parallaxes of .005 or larger
  E) over 100 billion, almost every star in the galaxy

Question 2

Ice has been detected near the poles of both the Moon and Mercury.
 
  Indicate whether the statement is true or false


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Dominic

  • Sr. Member
  • ****
  • Posts: 328
Reply #1 on: Jul 27, 2018
Answer to Question 1

D

Answer to Question 2

TRUE


itsmyluck

  • Hero Member
  • *****
  • Posts: 546
Reply #2 on: Jul 27, 2018
TY


Dominic

  • Sr. Member
  • ****
  • Posts: 328
Reply #3 on: Jul 27, 2018
You're welcome


« previous next »
 

Did you know?

Patients who have been on total parenteral nutrition for more than a few days may need to have foods gradually reintroduced to give the digestive tract time to start working again.

Did you know?

Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.

Did you know?

The largest baby ever born weighed more than 23 pounds but died just 11 hours after his birth in 1879. The largest surviving baby was born in October 2009 in Sumatra, Indonesia, and weighed an astounding 19.2 pounds at birth.

Did you know?

The shortest mature adult human of whom there is independent evidence was Gul Mohammed in India. In 1990, he was measured in New Delhi and stood 22.5 inches tall.

Did you know?

Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

The nitrogen cycle. Numbers represent fluxes as 1012 g N per year (data from Schlesinger 1991, after The nitrogen cycle. Numbers represent fluxes as 1012 g N per year (data from Schlesinger 1991, after
Summary of US Census Data Summary of US Census Data
Recognizing data clusters Recognizing data clusters
The material safety data sheet (MSDS) for sulfuric acid showing the detailed technical information ... The material safety data sheet (MSDS) for sulfuric acid showing the detailed technical information ...
Finding the length given total distance and distance longer than other point Finding the length given total distance and distance longer than other point
Gamete genotype frequencies calculated from genetic linkage data Gamete genotype frequencies calculated from genetic linkage data
Video: Lower Limb Arteries Animation

For a complete list of videos, visit our video library