Author Question: Volcanoes are found at ____________________ plate boundaries and ____________________ plate ... (Read 118 times)

nevelica

  • Hero Member
  • *****
  • Posts: 563
Volcanoes are found at ___________________ _ plate boundaries and ___________________ _ plate boundaries.
 Fill in the blank(s) with correct word

Question 2

A rock sample containing an isotope with a half-life of 12 million years has an initial mass of 72 grams. How much of the daughter isotope will be present after three half-lives?
 A)4.5 grams
 B)9 grams
 C)18 grams
 D)54 grams
 E)63 grams



Danny Ewald

  • Sr. Member
  • ****
  • Posts: 332
Answer to Question 1

divergent, convergentconvergen t, divergent

Answer to Question 2

E



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

Danny Ewald

  • Sr. Member
  • ****
  • Posts: 332

 

Did you know?

The term pharmacology is derived from the Greek words pharmakon("claim, medicine, poison, or remedy") and logos ("study").

Did you know?

Less than one of every three adults with high LDL cholesterol has the condition under control. Only 48.1% with the condition are being treated for it.

Did you know?

People about to have surgery must tell their health care providers about all supplements they take.

Did you know?

Lower drug doses for elderly patients should be used first, with titrations of the dose as tolerated to prevent unwanted drug-related pharmacodynamic effects.

Did you know?

Anesthesia awareness is a potentially disturbing adverse effect wherein patients who have been paralyzed with muscle relaxants may awaken. They may be aware of their surroundings but unable to communicate or move. Neurologic monitoring equipment that helps to more closely check the patient's anesthesia stages is now available to avoid the occurrence of anesthesia awareness.

For a complete list of videos, visit our video library