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 58 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?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Did you know?

Allergies play a major part in the health of children. The most prevalent childhood allergies are milk, egg, soy, wheat, peanuts, tree nuts, and seafood.

Did you know?

A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.

Did you know?

The U.S. Preventive Services Task Force recommends that all women age 65 years of age or older should be screened with bone densitometry.

Did you know?

The term pharmacology is derived from the Greek words pharmakon("claim, medicine, poison, or remedy") and logos ("study").

The roles of transpiration, cohesion, adhesion, and tension in long-distance water transport. The roles of transpiration, cohesion, adhesion, and tension in long-distance water transport.
Binary Stars Binary Stars
Demographic Data for Nigeria Demographic Data for Nigeria
Calculate the distance from point R(17,5) to the line ... Round to the nearest tenth of a Calculate the distance from point R(17,5) to the line ... Round to the nearest tenth of a
data data
data data
Video: DNA close up Animation

For a complete list of videos, visit our video library