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

Author Question: The source of the earth's magnetic field is thought to be due to the motion of charged particles in ... (Read 32 times)

jace

  • Hero Member
  • *****
  • Posts: 541
on: Jul 27, 2018
The source of the earth's magnetic field is thought to be due to the motion of charged particles in the earth's
 
  A) mantle.
  B) crust.
  C) inner core.
  D) outer core.
  E) mantle & crust.

Question 2

How long does it take a wheel that is rotating at 33.3 rpm to speed up to 78.0 rpm if it has an angular acceleration of 2.15 rad/s2?
 
  A) 20.8 s
  B) 4.75 s
  C) 10.4 s
  D) 2.18 s
  E) 5.20 s


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

AngeliqueG

  • Sr. Member
  • ****
  • Posts: 343
Reply #1 on: Jul 27, 2018
Answer to Question 1

D

Answer to Question 2

D


jace

  • Hero Member
  • *****
  • Posts: 541
Reply #2 on: Jul 27, 2018
Both answers were spot on, thank you once again


AngeliqueG

  • Sr. Member
  • ****
  • Posts: 343
Reply #3 on: Jul 27, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

Dogs have been used in studies to detect various cancers in human subjects. They have been trained to sniff breath samples from humans that were collected by having them breathe into special tubes. These people included 55 lung cancer patients, 31 breast cancer patients, and 83 cancer-free patients. The dogs detected 54 of the 55 lung cancer patients as having cancer, detected 28 of the 31 breast cancer patients, and gave only three false-positive results (detecting cancer in people who didn't have it).

Did you know?

Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.

Did you know?

Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.

Did you know?

Adolescents often feel clumsy during puberty because during this time of development, their hands and feet grow faster than their arms and legs do. The body is therefore out of proportion. One out of five adolescents actually experiences growing pains during this period.

Did you know?

Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.

Humanmade pollutants may be driving the expansion of the Earth’s tropical belt seen Humanmade pollutants may be driving the expansion of the Earth’s tropical belt seen
Field Trippers Field Trippers
Range of Motion of the Wrist and Hand Joints, Hyperextension and Flexion of the Wrist Range of Motion of the Wrist and Hand Joints, Hyperextension and Flexion of the Wrist
Tides on Earth Tides on Earth
If the coil is working, the end of the magnetic pickup tool will move with the changes in the ... If the coil is working, the end of the magnetic pickup tool will move with the changes in the ...
Similar Rock Outcrops on Mars and Earth Similar Rock Outcrops on Mars and Earth
Video: Insulin (glucose uptake by body cells), glycogenesis and lipogenesis

For a complete list of videos, visit our video library