« previous next »

Author Question: We have already launched a spacecraft bound for Alpha Centauri. Indicate whether the statement is ... (Read 67 times)

urbanoutfitters

  • Hero Member
  • *****
  • Posts: 530
on: Jul 27, 2018
We have already launched a spacecraft bound for Alpha Centauri.
 
  Indicate whether the statement is true or false

Question 2

What causes the sun to bob up-and-down in its orbit around the galactic center?
 
  A) gravitational attraction towards other nearby galaxies
  B) the localized pull of stars within the disk itself
  C) lack of friction with the low-density interstellar medium
  D) A and B
  E) B and C


Kaytorgator

  • Sr. Member
  • ****
  • Posts: 345
Reply #1 on: Jul 27, 2018
Answer to Question 1

FALSE

Answer to Question 2

E


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

urbanoutfitters

  • Hero Member
  • *****
  • Posts: 530
Reply #2 on: Jul 27, 2018
Both answers were spot on, thank you once again


Kaytorgator

  • Sr. Member
  • ****
  • Posts: 345
Reply #3 on: Jul 27, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.

Did you know?

The shortest mature adult human of whom there is independent evidence was Gul Mohammed in India. In 1990, he was measured in New Delhi and stood 22.5 inches tall.

Did you know?

Pink eye is a term that refers to conjunctivitis, which is inflammation of the thin, clear membrane (conjunctiva) over the white part of the eye (sclera). It may be triggered by a virus, bacteria, or foreign body in the eye. Antibiotic eye drops alleviate bacterial conjunctivitis, and antihistamine allergy pills or eye drops help control allergic conjunctivitis symptoms.

Did you know?

The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.

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.

Ras signalling activity is governed by bound GDP/GTP Ras signalling activity is governed by bound GDP/GTP
Alpha Centauri Alpha Centauri
Location of Alpha Centauri in Centaurus Location of Alpha Centauri in Centaurus
Looking toward the sky around Orion from Alpha Centauri with Sirius near Betelgeuse and the Sun betw Looking toward the sky around Orion from Alpha Centauri with Sirius near Betelgeuse and the Sun betw
A model of the 70 ribosome, with mRNA and tRNA bound A model of the 70 ribosome, with mRNA and tRNA bound
Spacecraft optimum geometrical shape Spacecraft optimum geometrical shape
Video: Anaphylaxis Animation

For a complete list of videos, visit our video library