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

Author Question: The north celestial pole appears 30 above your horizon. The star Vega is on your meridian. By ... (Read 96 times)

sabina

  • Hero Member
  • *****
  • Posts: 563
on: Jul 27, 2018
The north celestial pole appears 30 above your horizon. The star Vega is on your meridian. By studying your star charts and your clocks, you determine that Vega crossed the meridian in Greenwich (England) 3 hours ago. Where are you?
 
  A) latitude 30N, longitude 45 west
  B) latitude 30N, longitude 3 west
  C) latitude 60N, longitude 45 west
  D) It is not possible to determine your longitude from the information given.

Question 2

The origin of the erosion features seen on the surface of Mars appears to be due to
 
  A) runoff after rainfall
  B) erosion by water-rich debris flows
  C) an underground source
  D) one or more of these


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Mholman93

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

A

Answer to Question 2

D


sabina

  • Hero Member
  • *****
  • Posts: 563
Reply #2 on: Jul 27, 2018
Thanks


Mholman93

  • Sr. Member
  • ****
  • Posts: 328
Reply #3 on: Jul 27, 2018
Welcome :)


« previous next »
 

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.

Did you know?

Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.

Did you know?

In inpatient settings, adverse drug events account for an estimated one in three of all hospital adverse events. They affect approximately 2 million hospital stays every year, and prolong hospital stays by between one and five days.

Did you know?

Alcohol acts as a diuretic. Eight ounces of water is needed to metabolize just 1 ounce of alcohol.

Did you know?

Though methadone is often used to treat dependency on other opioids, the drug itself can be abused. Crushing or snorting methadone can achieve the opiate "rush" desired by addicts. Improper use such as these can lead to a dangerous dependency on methadone. This drug now accounts for nearly one-third of opioid-related deaths.

Circumpolar Star Trails Circumpolar Star Trails
Mass Loss from a Supermassive Star Mass Loss from a Supermassive Star
Christian Gladu, The Bungalow Company, The Birch, North Town Woods, Bainbridge Christian Gladu, The Bungalow Company, The Birch, North Town Woods, Bainbridge
Sunflower Sea Star, California. Sunflower Sea Star, California.
Mottled Sea Star (Evasterias troschelii) eating a clam, Alaska. Mottled Sea Star (Evasterias troschelii) eating a clam, Alaska.
Video: Factors that affect conduction rates (myelination, axon diameter & temperature)

For a complete list of videos, visit our video library