This topic contains a solution. Click here to go to the answer

Author Question: Quasars are radio sources that look like stars in visible-light photographs. a. True b. False ... (Read 72 times)

plus1

  • Hero Member
  • *****
  • Posts: 676
Quasars are radio sources that look like stars in visible-light photographs.
 
  a. True
  b. False
  Indicate whether the statement is true or false

Question 2

An atom that has lost or gained one or more electrons is called a(n) ____.
 
  a. ion
 b. isotope
 c. nucleus
 d. molecule
  e. electron



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

jointhecircus

  • Sr. Member
  • ****
  • Posts: 343
Answer to Question 1

True

Answer to Question 2

a





 

Did you know?

Over time, chronic hepatitis B virus and hepatitis C virus infections can progress to advanced liver disease, liver failure, and hepatocellular carcinoma. Unlike other forms, more than 80% of hepatitis C infections become chronic and lead to liver disease. When combined with hepatitis B, hepatitis C now accounts for 75% percent of all cases of liver disease around the world. Liver failure caused by hepatitis C is now leading cause of liver transplants in the United States.

Did you know?

Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.

Did you know?

About 80% of major fungal systemic infections are due to Candida albicans. Another form, Candida peritonitis, occurs most often in postoperative patients. A rare disease, Candida meningitis, may follow leukemia, kidney transplant, other immunosuppressed factors, or when suffering from Candida septicemia.

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?

Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.

For a complete list of videos, visit our video library