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

Author Question: Long-period comets are believed to originally come from A) the Kuiper belt. B) the Oort cloud. ... (Read 38 times)

AEWBW

  • Hero Member
  • *****
  • Posts: 579
on: Jul 27, 2018
Long-period comets are believed to originally come from
 
  A) the Kuiper belt.
  B) the Oort cloud.
  C) the satellite system of Jupiter.
  D) the interstellar medium.
  E) the asteroid belt.

Question 2

How do we know that pulsars must be neutron stars?
 
  A) Pulsars have the same upper mass limit as neutron stars do.
  B) No massive object, other than a neutron star, could spin as fast as we observe pulsars to spin and remain intact.
  C) This is only a theory that has not yet been confirmed by observations.
  D) We have observed massive-star supernovae produce pulsars.
  E) Telescopic images of pulsars and neutron stars look exactly the same.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ngr69

  • Sr. Member
  • ****
  • Posts: 318
Reply #1 on: Jul 27, 2018
Answer to Question 1

B

Answer to Question 2

B


AEWBW

  • Member
  • Posts: 579
Reply 2 on: Jul 27, 2018
:D TYSM

nanny

  • Member
  • Posts: 313
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.

Did you know?

Pregnant women usually experience a heightened sense of smell beginning late in the first trimester. Some experts call this the body's way of protecting a pregnant woman from foods that are unsafe for the fetus.

Did you know?

Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.

Did you know?

Nitroglycerin is used to alleviate various heart-related conditions, and it is also the chief component of dynamite (but mixed in a solid clay base to stabilize it).

Did you know?

A serious new warning has been established for pregnant women against taking ACE inhibitors during pregnancy. In the study, the risk of major birth defects in children whose mothers took ACE inhibitors during the first trimester was nearly three times higher than in children whose mothers didn't take ACE inhibitors. Physicians can prescribe alternative medications for pregnant women who have symptoms of high blood pressure.

(a) The relative age ranges of different dating techniques depend upon the half-life of the system u (a) The relative age ranges of different dating techniques depend upon the half-life of the system u
Long-Term Potentiation and Long-Term Depression Long-Term Potentiation and Long-Term Depression
fMRI Machine It is not until after toddlerhood that most children can lie still long enough to have fMRI Machine It is not until after toddlerhood that most children can lie still long enough to have
Long-wave energy flux is emitted from Earth Long-wave energy flux is emitted from Earth
CCS, BECS, biochar, cloud albedo, and ocean fertilization CCS, BECS, biochar, cloud albedo, and ocean fertilization
State the amplitude, period, equation of the axis, and maximum and minimum value State the amplitude, period, equation of the axis, and maximum and minimum value
Video: Introduction to Cystic Fibrosis

For a complete list of videos, visit our video library