Question and answer
How often does Earth's magnetic field change direction? A. About every one million years B. About every two million years C. About every four millions years D. About every three million years
Question
Asked 7/9/2019 6:29:03 PM
Updated 4/22/2020 11:10:01 AM
1 Answer/Comment
f
Get an answer
Original conversation
User: How often does Earth's magnetic field change direction? A. About every one million years B. About every two million years C. About every four millions years D. About every three million years

Weegy: The study of magnetic field of the Earth is known as paleomagnetism.
|Score .6505|selymi|Points 23305|

User: The magnitude of an earthquake is typically calculated according to the _______ scale. A. Mercalli B. Richter C. Saffir-Simpson D. Fujita

Question
Asked 7/9/2019 6:29:03 PM
Updated 4/22/2020 11:10:01 AM
1 Answer/Comment
New answers
Rating
8
The magnitude of an earthquake is typically calculated according to the Richter scale.
Added 4/22/2020 11:10:01 AM
This answer has been confirmed as correct and helpful.
Comments

There are no comments.

Add an answer or comment
Log in or sign up first.
Questions asked by the same visitor
Which type of volcano is formed from alternating layers of lava and ash? A. Composite volcano B. Hot spot volcano C. Shield volcano D. Fissure
Weegy: Composite volcano is formed from alternating layers of lava and ash. (More)
Question
Expert Answered
Asked 7/9/2019 5:54:45 PM
0 Answers/Comments
What term refers to the point below the surface where an earthquake begins? A. Seismogenic zone B. Seismic zone C. Epicenter D. Hypocenter
Question
Not Answered
Updated 7/9/2019 6:27:19 PM
1 Answer/Comment
Hypocenter refers to the point below the surface where an earthquake begins.
Added 7/9/2019 6:27:19 PM
This answer has been confirmed as correct and helpful.
Confirmed by yumdrea [7/9/2019 7:12:41 PM]
What is typically responsible for forming volcanic island chains in the oceans? A. Composite volcanoes B. Shield volcanoes C. Fissures D. Hot spot volcanism
Question
Not Answered
Updated 7/9/2019 6:28:57 PM
1 Answer/Comment
Hot spot volcanism is typically responsible for forming volcanic island chains in the oceans.
Added 7/9/2019 6:28:57 PM
This answer has been confirmed as correct and helpful.
In which layer does mantle convection occur? A. Asthenosphere B. Lithosphere C. Inner core D. Crust
Question
Not Answered
Updated 3/13/2020 1:35:36 PM
1 Answer/Comment
Mantle convection occurs in the Asthenosphere.

Added 3/13/2020 1:35:36 PM
This answer has been confirmed as correct and helpful.
39,048,490
questions answered
GET
Answers.
GET THE APP.
weegy*
*
Get answers from Weegy and a team of really smart live experts.
Popular Conversations
True or False: Chlorophyll is a pigment that absorbs light energy for ...
Weegy: The role of chlorophyll in photosynthesis is to absorb light for photosynthesis. User: True or False: ...
4/6/2024 8:58:35 AM| 6 Answers
True or False: The Hundred Years' War was fought between England and ...
Weegy: The Hundred Years' War was fought between France and England during the late Middle Ages. User: True or ...
4/6/2024 8:41:05 AM| 5 Answers
True or False: A SWOT analysis is used to assess a company's internal ...
Weegy: In a company's SWOT analysis, he following is an example of a threat: There are many competitors in the market. ...
4/6/2024 10:25:21 AM| 5 Answers
True or False: The term "double jeopardy" refers to being tried for ...
Weegy: Double jeopardy is the act of causing a person to be put on trial two times for the same crime. User: True ...
4/7/2024 11:32:54 AM| 4 Answers
True or False: Newton's first law states that an object in motion ...
Weegy: User: True or False: The Law of Conservation of Energy states that energy cannot be created or destroyed. ...
4/9/2024 5:58:15 AM| 4 Answers
Biological Energy Transformation
Weegy: Biological is used to describe processes and states that occur in the bodies and cells of living things. ...
4/3/2024 10:38:17 AM| 4 Answers
plants convert what into chemical energy
Weegy: A solar powered car converts light energy into mechanical energy. User: CO2 Weegy: The human population and ...
4/3/2024 11:06:40 AM| 4 Answers
S
L
Points 252 [Total 252] Ratings 3 Comments 222 Invitations 0 Offline
S
L
Points 150 [Total 1512] Ratings 1 Comments 140 Invitations 0 Online
S
L
Points 142 [Total 1681] Ratings 0 Comments 142 Invitations 0 Offline
S
L
L
Points 94 [Total 7074] Ratings 1 Comments 84 Invitations 0 Offline
S
Points 20 [Total 20] Ratings 0 Comments 0 Invitations 2 Offline
S
Points 10 [Total 10] Ratings 0 Comments 0 Invitations 1 Offline
S
L
R
Points 10 [Total 329] Ratings 0 Comments 10 Invitations 0 Offline
S
L
1
1
1
1
Points 10 [Total 2265] Ratings 1 Comments 0 Invitations 0 Offline
S
L
P
Points 7 [Total 3319] Ratings 0 Comments 7 Invitations 0 Offline
S
Points 5 [Total 5] Ratings 0 Comments 5 Invitations 0 Offline
* Excludes moderators and previous
winners (Include)
Home | Contact | Blog | About | Terms | Privacy | © Purple Inc.