Author Question: How do we specify the location of a star in the night sky? ... (Read 5 times)

Alygatorr01285

  • Hero Member
  • *****
  • Posts: 564
How do we specify the location of a star in the night sky?

Question 2

What creates a magnetic field? More than one answer may be correct. Note: In Chapter 34, we will see that a changing electric field also creates a magnetic field.
  1.a stationary object with electric charge
  2.a moving object with electric charge
  3.a stationary conductor carrying electric current
  4.a difference in electric potential
  5.an electric resistor



kxciann

  • Sr. Member
  • ****
  • Posts: 356
Answer to Question 1

We use two coordinates, altitude or zenith angle, and compass direction.

Answer to Question 2

2,3



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

Alygatorr01285

  • Hero Member
  • *****
  • Posts: 564

kxciann

  • Sr. Member
  • ****
  • Posts: 356
You're welcome



 

Did you know?

As of mid-2016, 18.2 million people were receiving advanced retroviral therapy (ART) worldwide. This represents between 43–50% of the 34–39.8 million people living with HIV.

Did you know?

Medications that are definitely not safe to take when breastfeeding include radioactive drugs, antimetabolites, some cancer (chemotherapy) agents, bromocriptine, ergotamine, methotrexate, and cyclosporine.

Did you know?

All adverse reactions are commonly charted in red ink in the patient's record and usually are noted on the front of the chart. Failure to follow correct documentation procedures may result in malpractice lawsuits.

Did you know?

The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.

Did you know?

Looking at the sun may not only cause headache and distort your vision temporarily, but it can also cause permanent eye damage. Any exposure to sunlight adds to the cumulative effects of ultraviolet (UV) radiation on your eyes. UV exposure has been linked to eye disorders such as macular degeneration, solar retinitis, and corneal dystrophies.

For a complete list of videos, visit our video library