« previous next »

Author Question: When mantle peridotite partially melts beneath an oceanic ridge, ________ magma is produced. A) ... (Read 323 times)

james

  • Hero Member
  • *****
  • Posts: 573
on: Jul 14, 2018
When mantle peridotite partially melts beneath an oceanic ridge, ________ magma is produced.
 
  A) andesitic or intermediate
  B) basaltic or mafic
  C) rhyolitic or felsic
  D) granitic or felsic

Question 2

To be classified as a batholith a plutonic body must have surface exposure greater than ________ square kilometers.
 
  A) 45
  B) 50
  C) 80
  D) 100


prumorgan

  • Sr. Member
  • ****
  • Posts: 326
Reply #1 on: Jul 14, 2018
Answer to Question 1

Answer: B

Answer to Question 2

Answer: D


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

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?

The U.S. Pharmacopeia Medication Errors Reporting Program states that approximately 50% of all medication errors involve insulin.

Did you know?

Urine turns bright yellow if larger than normal amounts of certain substances are consumed; one of these substances is asparagus.

Did you know?

Vital signs (blood pressure, temperature, pulse rate, respiration rate) should be taken before any drug administration. Patients should be informed not to use tobacco or caffeine at least 30 minutes before their appointment.

Did you know?

Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

A partially submerged alligator displaying a typical ambush position A partially submerged alligator displaying a typical ambush position
Karen McCoy, Considering Mother's Mantle, project for Stone Quarry Hill Art Park, Cazenovia, ... Karen McCoy, Considering Mother's Mantle, project for Stone Quarry Hill Art Park, Cazenovia, ...
A partially replicated bacteriophage DNA molecule A partially replicated bacteriophage DNA molecule
The Russians planted a flag on the sea floor beneath the North Pole The Russians planted a flag on the sea floor beneath the North Pole
The Oceanic Ridge System The Oceanic Ridge System
Uniparental disomy can be produced by several mechanisms involving nondisjunction in meiosis, nondis Uniparental disomy can be produced by several mechanisms involving nondisjunction in meiosis, nondis
Video: Hemodynamics Animation

For a complete list of videos, visit our video library