« previous next »

Author Question: Why is visible light a bad choice for studying the core of the Galaxy? What is better? What will ... (Read 56 times)

jazziefee

  • Hero Member
  • *****
  • Posts: 505
on: Jul 27, 2018
Why is visible light a bad choice for studying the core of the Galaxy? What is better?
 
  What will be an ideal response?

Question 2

In science, a broad idea that has been repeatedly verified so as to give scientists great confidence that it represents reality is called
 
  A) a paradigm.
  B) a hypothesis.
  C) Ptolemaic model.
  D) a theory.


shaquita

  • Sr. Member
  • ****
  • Posts: 324
Reply #1 on: Jul 27, 2018
Answer to Question 1

Dust in the Galactic plane blocks our view of most of our Galaxy, particularly toward Sagittarius. Radio was the first region where the Galactic center showed up well, but infrared and X-rays have also given good results recently.

Answer to Question 2

D


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.

Did you know?

For pediatric patients, intravenous fluids are the most commonly cited products involved in medication errors that are reported to the USP.

Did you know?

In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

Did you know?

Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.

Did you know?

The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.

Phytochrome controls germination by responding to red/far red light signals. Phytochrome controls germination by responding to red/far red light signals.
Light-mantled Albatrosses regularly dive to feed, and can dive to below 12 m. Light-mantled Albatrosses regularly dive to feed, and can dive to below 12 m.
Why leaves are green: interaction of light with chloroplasts. Why leaves are green: interaction of light with chloroplasts.
Air flows through the PCV valve during idle, cruising, and light-load conditions. Air flows through the PCV valve during idle, cruising, and light-load conditions.
Predators adapt to extreme water pressure and the absence of light Predators adapt to extreme water pressure and the absence of light
Light Brown Eye Color Light Brown Eye Color
Video: Secondary Active Transport

For a complete list of videos, visit our video library