« previous next »

Author Question: The first quarter moon rises a. at about noon. b. at sunset. c. at sunrise. d. at about ... (Read 266 times)

hubes95

  • Hero Member
  • *****
  • Posts: 561
on: Jul 27, 2018
The first quarter moon rises
 
  a. at about noon.
  b. at sunset.
  c. at sunrise.
  d. at about midnight.
  e. during the second week of each calendar month.

Question 2

An eclipsing binary will
 
  a. be more luminous than a visual binary.
  b. also be observed as a spectroscopic binary.
  c. give off most of its light in the infrared.
  d. show a constant Doppler shift in its spectral lines.
  e. show two stars with variable proper motion.


adammoses97

  • Sr. Member
  • ****
  • Posts: 337
Reply #1 on: Jul 27, 2018
Answer to Question 1

A

Answer to Question 2

B


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Glaucoma is a leading cause of blindness. As of yet, there is no cure. Everyone is at risk, and there may be no warning signs. It is six to eight times more common in African Americans than in whites. The best and most effective way to detect glaucoma is to receive a dilated eye examination.

Did you know?

According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.

Did you know?

The Food and Drug Administration has approved Risperdal, an adult antipsychotic drug, for the symptomatic treatment of irritability in children and adolescents with autism. The approval is the first for the use of a drug to treat behaviors associated with autism in children. These behaviors are included under the general heading of irritability and include aggression, deliberate self-injury, and temper tantrums.

Did you know?

The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."

Did you know?

If you use artificial sweeteners, such as cyclamates, your eyes may be more sensitive to light. Other factors that will make your eyes more sensitive to light include use of antibiotics, oral contraceptives, hypertension medications, diuretics, and antidiabetic medications.

Full Moon Full Moon
The Moon's north pole during summer. The Moon's north pole during summer.
The Moon’s Interior and Its Effects on the Moon’s Surface The Moon’s Interior and Its Effects on the Moon’s Surface
Enceladus (Saturn's Moon) Enceladus (Saturn's Moon)
moon moon
Earth-Moon-Sun Positions during the Neap Tide Earth-Moon-Sun Positions during the Neap Tide
Video: Osteoporosis

For a complete list of videos, visit our video library