Quiz3

Review of preview

Started on	Saturday, 7 February 2009, 10:41 PM
Completed on	Saturday, 7 February 2009, 10:42 PM
Time taken	1 min 9 secs
Grade	100 out of a maximum of 100 (100%)

Question 1

Marks: 10

The most important elements in the earth are:

Choose one answer.

	a. H, Fe, O
	b. Si, O, Fe
	c. O, Ni, H
	d. Fe,O,Si

Correct

Marks for this submission: 10/10.

Question 2

Marks: 10

Plate Tectonic Theory explains :

Choose one answer.

	a. Geomagnetism
	b. Mountains
	c. Earthquakes
	d. Volcanoes
	e. All the above	Correct

Correct

Marks for this submission: 10/10.

Question 3

Marks: 10

The concept of Continental Drift was first introduced by:

Choose one answer.

	a. Albert Einstein
	b. Alfred Wegner
	c. Matthew Perry
	d. Harry Hess

Correct

Marks for this submission: 10/10.

Question 4

Marks: 10

What is the driving force behind plate tectonics?

Choose one answer.

	a. Gravity
	b. Electromagnetism
	c. Weak nuclear forces
	d. Strong nuclear forces
	e. There is no accepted explanation

Correct

Marks for this submission: 10/10.

Question 5

Marks: 10

In general, continental crust is thicker than oceanic crust (True/False)

Answer:

True

False

Incorrect

Marks for this submission: 10/10.

Question 6

Marks: 10

Which is the densest layer in the earth?

Choose one answer.

	a. Mantle
	b. Inner Core	Correct
	c. Outer Core
	d. Crust

Correct

Marks for this submission: 10/10.

Question 7

Marks: 10

The majority of the Earth as a whole is made out of which of the following elements:

Choose one answer.

	a. Iron	Correct
	b. Sodium
	c. Titanium
	d. Uranium

Correct

Marks for this submission: 10/10.

Question 8

Marks: 10

Which of the following is NOT a type of plate boundary?

Choose one answer.

	a. Antiform
	b. Convergent
	c. Divergent
	d. Transform

Correct

Marks for this submission: 10/10.

Question 9

Marks: 10

The San Andreas fault is a reverse fault (True/False)

Answer:

True

False

Correct

Marks for this submission: 10/10.

Question 10

Marks: 10

Which of the following are used to study the deep inner structure of the Earth?

Choose one answer.

	a. Seismic Waves	Correct
	b. Electron microscope
	c. Telescope
	d. Drill cores

Correct

Marks for this submission: 10/10.