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 5 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?

Approximately one in four people diagnosed with diabetes will develop foot problems. Of these, about one-third will require lower extremity amputation.

Did you know?

Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.

Did you know?

Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.

Did you know?

Asthma attacks and symptoms usually get started by specific triggers (such as viruses, allergies, gases, and air particles). You should talk to your doctor about these triggers and find ways to avoid or get rid of them.

Did you know?

An identified risk factor for osteoporosis is the intake of excessive amounts of vitamin A. Dietary intake of approximately double the recommended daily amount of vitamin A, by women, has been shown to reduce bone mineral density and increase the chances for hip fractures compared with women who consumed the recommended daily amount (or less) of vitamin A.

Local/long distance cell Signaling Local/long distance cell Signaling
Using Parallax to Determine Distance Using Parallax to Determine Distance
Comet 67P/Churyumov-Gerasimenko from a distance of just 29 kilometres (ESA) Comet 67P/Churyumov-Gerasimenko from a distance of just 29 kilometres (ESA)
Electronic digital thermometers are accurate and easy to read. Electronic digital thermometers are accurate and easy to read.
SBTRKT - Look at Stars Ft. Sampha SBTRKT - Look at Stars Ft. Sampha
Data Used to Analyze Productivity in Country 1 and Country 2 Data Used to Analyze Productivity in Country 1 and Country 2
Video: Fetal Development of the Cardiovascular System

For a complete list of videos, visit our video library