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

Author Question: Astronomers have discovered more extrasolar planets around other stars than the number of planets in ... (Read 78 times)

bobthebuilder

  • Hero Member
  • *****
  • Posts: 567
Astronomers have discovered more extrasolar planets around other stars than the number of planets in our own Solar System.
 
  Indicate whether the statement is true or false

Question 2

How are elements beyond iron formed in massive-star supernovae?
 
  A) Elements thrown out at high speeds fuse with hydrogen atoms in the interstellar medium.
  B) Neutrons produced during the core collapse are slammed into atomic nuclei.
  C) The high temperature and pressure allow iron nuclei to fuse.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

sabina576

  • Sr. Member
  • ****
  • Posts: 356
Answer to Question 1

TRUE

Answer to Question 2

B





 

Did you know?

Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.

Did you know?

Russia has the highest death rate from cardiovascular disease followed by the Ukraine, Romania, Hungary, and Poland.

Did you know?

The horizontal fraction bar was introduced by the Arabs.

Did you know?

Allergies play a major part in the health of children. The most prevalent childhood allergies are milk, egg, soy, wheat, peanuts, tree nuts, and seafood.

Did you know?

Though Candida and Aspergillus species are the most common fungal pathogens causing invasive fungal disease in the immunocompromised, infections due to previously uncommon hyaline and dematiaceous filamentous fungi are occurring more often today. Rare fungal infections, once accurately diagnosed, may require surgical debridement, immunotherapy, and newer antifungals used singly or in combination with older antifungals, on a case-by-case basis.

For a complete list of videos, visit our video library