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

Author Question: The radioactive ages of the moon rocks show that the Moon's surface solidified about _____. A) ... (Read 60 times)

future617RT

  • Hero Member
  • *****
  • Posts: 543
on: Jul 27, 2018
The radioactive ages of the moon rocks show that the Moon's surface solidified about _____.
 
  A) 2.5 billion years ago
  B) 3.4 billion years ago
  C) 4.4 billion years ago
  D) 5.5 billion years ago

Question 2

Liquid water cannot survive on the surface of Mars because:
 
  A) the atmosphere is too dense.
  B) the air pressure is too low.
  C) Mars has the highest escape velocity.
  D) Mars has never differentiated.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ErinKing

  • Sr. Member
  • ****
  • Posts: 362
Reply #1 on: Jul 27, 2018
Answer to Question 1

C

Answer to Question 2

B


future617RT

  • Hero Member
  • *****
  • Posts: 543
Reply #2 on: Jul 27, 2018
Thank you!


ErinKing

  • Sr. Member
  • ****
  • Posts: 362
Reply #3 on: Jul 27, 2018
Always glad to help...


« previous next »
 

Did you know?

Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.

Did you know?

For pediatric patients, intravenous fluids are the most commonly cited products involved in medication errors that are reported to the USP.

Did you know?

The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.

Did you know?

The average person is easily confused by the terms pharmaceutics and pharmacology, thinking they are one and the same. Whereas pharmaceutics is the science of preparing and dispensing drugs (otherwise known as the science of pharmacy), pharmacology is the study of medications.

Did you know?

The most destructive flu epidemic of all times in recorded history occurred in 1918, with approximately 20 million deaths worldwide.

Heliotropium (marine heliotrope) lower leaf surface, showing trichomes and a few stomata Heliotropium (marine heliotrope) lower leaf surface, showing trichomes and a few stomata
Honey Moon Honey Moon
Isotopes may be stable or radioactive depending on the arrangement and number of neutrons in the nuc Isotopes may be stable or radioactive depending on the arrangement and number of neutrons in the nuc
A PET scan, a medical use for radioactive isotopes. A PET scan, a medical use for radioactive isotopes.
The lectin pathway of recognition and activation. Either MBL or serum ficolin bind to surface ... The lectin pathway of recognition and activation. Either MBL or serum ficolin bind to surface ...
The inverse-square law and its effects. Doubling your distance away from a radioactive material ... The inverse-square law and its effects. Doubling your distance away from a radioactive material ...
Video: Depolarization of the SA node, Action potentials of the myocardium & ANS effects

For a complete list of videos, visit our video library