« previous next »

Author Question: In any particular place on Earth, certain constellations are visible in the evening only at certain ... (Read 54 times)

SO00

  • Hero Member
  • *****
  • Posts: 568
on: Jul 27, 2018
In any particular place on Earth, certain constellations are visible in the evening only at certain times of the year because ________.
 
  A) our evening view of space depends on where Earth is located in its orbit around the Sun
  B) some constellations are circumpolar
  C) on any particular night, we can only see stars that are directly opposite (180 degrees away from) the Sun in the sky
  D) during some times of year, some constellations drop below the southern horizon

Question 2

The maximum mass of a white dwarf is ________.
 
  A) limitless; there is no theoretical limit to the maximum mass of a white dwarf
  B) about the mass of our Sun
  C) about 1.4 times the mass of our Sun
  D) about 3 times the mass of our Sun


dajones82

  • Sr. Member
  • ****
  • Posts: 359
Reply #1 on: Jul 27, 2018
Answer to Question 1

A

Answer to Question 2

C


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

SO00

  • Hero Member
  • *****
  • Posts: 568
Reply #2 on: Jul 27, 2018
TY


dajones82

  • Sr. Member
  • ****
  • Posts: 359
Reply #3 on: Jul 27, 2018
You're welcome


« previous next »
 

Did you know?

Barbituric acid, the base material of barbiturates, was first synthesized in 1863 by Adolph von Bayer. His company later went on to synthesize aspirin for the first time, and Bayer aspirin is still a popular brand today.

Did you know?

If you could remove all of your skin, it would weigh up to 5 pounds.

Did you know?

No drugs are available to relieve parathyroid disease. Parathyroid disease is caused by a parathyroid tumor, and it needs to be removed by surgery.

Did you know?

Signs and symptoms that may signify an eye tumor include general blurred vision, bulging eye(s), double vision, a sensation of a foreign body in the eye(s), iris defects, limited ability to move the eyelid(s), limited ability to move the eye(s), pain or discomfort in or around the eyes or eyelids, red or pink eyes, white or cloud spots on the eye(s), colored spots on the eyelid(s), swelling around the eyes, swollen eyelid(s), and general vision loss.

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.

Humanmade pollutants may be driving the expansion of the Earth’s tropical belt seen Humanmade pollutants may be driving the expansion of the Earth’s tropical belt seen
Solar particles interact with Earth's magnetosphere. Sizes not to scale. Solar particles interact with Earth's magnetosphere. Sizes not to scale.
Line analysis of Gustave Caillebotte, Place de l'Europe on a Rainy Day. Line analysis of Gustave Caillebotte, Place de l'Europe on a Rainy Day.
Rhythmic sliding compression down the spine and effleurage with palms back to the head. Place palms ... Rhythmic sliding compression down the spine and effleurage with palms back to the head. Place palms ...
When viewed from the Earth, Venus subtends an angle of about 1 arcminute (1/60°) when it is at ... When viewed from the Earth, Venus subtends an angle of about 1 arcminute (1/60°) when it is at ...
Earth day kids Earth day kids
Video: How proteins function? How do proteins work?

For a complete list of videos, visit our video library