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

Author Question: The Hubble time is a. the time it takes a galaxy moving at 1000 km/s to move 1 Mpc. b. the time ... (Read 175 times)

littleanan

  • Hero Member
  • *****
  • Posts: 575
on: Jul 27, 2018
The Hubble time is
 
  a. the time it takes a galaxy moving at 1000 km/s to move 1 Mpc.
  b. the time it takes the galaxy to double its size.
  c. the time since recombination occurred.
  d. the time remaining before the Universe stops expanding and begins to contract.
  e. an estimate of the age of the Universe based on the Hubble constant.

Question 2

A Type II supernova produces a planetary nebula.
 
  a. True
  b. False
  Indicate whether the statement is true or false


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

srodz

  • Sr. Member
  • ****
  • Posts: 333
Reply #1 on: Jul 27, 2018
Answer to Question 1

e

Answer to Question 2

False


littleanan

  • Member
  • Posts: 575
Reply 2 on: Jul 27, 2018
YES! Correct, THANKS for helping me on my review

carojassy25

  • Member
  • Posts: 299
Reply 3 on: Yesterday
Gracias!

« previous next »
 

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 FDA recognizes 118 routes of administration.

Did you know?

Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.

Did you know?

Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates's recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Time Line of Human History From Upper Paleolithic Period to the Present Time Line of Human History From Upper Paleolithic Period to the Present
Attention and memory are in demand during circle time. Attention and memory are in demand during circle time.
A new drug development time line with the four phases of drug approval. A new drug development time line with the four phases of drug approval.
Mobilize chest and shoulders with cat paw movement. Move your hands just superior to their position ... Mobilize chest and shoulders with cat paw movement. Move your hands just superior to their position ...
Epiphyseal Plate in Long Bone Adolescent bone growth takes place along the epiphyseal plate Epiphyseal Plate in Long Bone Adolescent bone growth takes place along the epiphyseal plate
The Cosmic Calendar: Concepts of Time The Cosmic Calendar: Concepts of Time
Video: Introduction to Tuberculosis

For a complete list of videos, visit our video library