« previous next »

Author Question: Which of the following is NOT one of the normal types of galaxies? A) Normal spirals B) Barrel ... (Read 69 times)

sabina

  • Hero Member
  • *****
  • Posts: 563
on: Jul 27, 2018
Which of the following is NOT one of the normal types of galaxies?
 
  A) Normal spirals
  B) Barrel spirals
  C) Seyfert spirals
  D) Irregular type II
  E) Dwarf ellipticals

Question 2

Why don't we expect to find life on planets orbiting high-mass stars?
 
  A) The stars are too hot to allow for life.
  B) Planets cannot have stable orbits around high-mass stars.
  C) The high-mass stars emit too much ultraviolet radiation.
  D) The lifetime of a high-mass star is too short.


Liamb2179

  • Sr. Member
  • ****
  • Posts: 365
Reply #1 on: Jul 27, 2018
Answer to Question 1

C

Answer to Question 2

D


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The Centers for Disease Control and Prevention has released reports detailing the deaths of infants (younger than 1 year of age) who died after being given cold and cough medications. This underscores the importance of educating parents that children younger than 2 years of age should never be given over-the-counter cold and cough medications without consulting their physicians.

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?

People about to have surgery must tell their health care providers about all supplements they take.

Did you know?

Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.

Did you know?

The U.S. Pharmacopeia Medication Errors Reporting Program states that approximately 50% of all medication errors involve insulin.

Interacting and Colliding Galaxies Interacting and Colliding Galaxies
Examples of heart rhythms: normal. Examples of heart rhythms: normal.
Conduction Velocities in Axons of Various Nerve Fiber Types Conduction Velocities in Axons of Various Nerve Fiber Types
Modification of neural transmission in the central nervous system: (a) normal transmission; (b) ... Modification of neural transmission in the central nervous system: (a) normal transmission; (b) ...
The types of skeletal movement. (A) Flexion and extension of left forearm. (B) Flexion and extension ... The types of skeletal movement. (A) Flexion and extension of left forearm. (B) Flexion and extension ...
Types of Volcanoes Types of Volcanoes
Video: Gastrin (gastric emptying) & Secretin (buffering gastric acid)

For a complete list of videos, visit our video library