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

Author Question: Halley's comet is named after the English scientist Edmund Halley (1656-1742 ) because A) he was ... (Read 43 times)

nenivikky

  • Hero Member
  • *****
  • Posts: 516
on: Jul 27, 2018
Halley's comet is named after the English scientist Edmund Halley (1656-1742 ) because
 
  A) he was first person to see it when it passed near Earth in 1682.
  B) the discoverers named it for him in honor of his financial support.
  C) he was the most famous astronomer alive in England during its appearance in 1758.
  D) he calculated its orbit and predicted the year in which it would next be seen.

Question 2

Planets do not move on a straight line. According to Newton's First Law of Motion, that means that there must be an outside ________ acting on them.
 
  Fill in the blank(s) with correct word


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ky860224

  • Sr. Member
  • ****
  • Posts: 350
Reply #1 on: Jul 27, 2018
Answer to Question 1

D

Answer to Question 2

force


nenivikky

  • Hero Member
  • *****
  • Posts: 516
Reply #2 on: Jul 27, 2018
TY


ky860224

  • Sr. Member
  • ****
  • Posts: 350
Reply #3 on: Jul 27, 2018
You're welcome


« previous next »
 

Did you know?

Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.

Did you know?

After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.

Did you know?

Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.

Did you know?

Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

Did you know?

Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.

Old english sheepdog Old english sheepdog
Comet Tempel 1 67 seconds after colliding with the Deep Impact probe. Comet Tempel 1 67 seconds after colliding with the Deep Impact probe.
Comet Wild 2 Comet Wild 2
Transformation and Evolution of a Long-Period Comet Transformation and Evolution of a Long-Period Comet
The Fragmentation of Comet Schwassmann-Wachmann-3 The Fragmentation of Comet Schwassmann-Wachmann-3
Changing Orientation of a Comet’s Tail as it Orbits the Sun Changing Orientation of a Comet’s Tail as it Orbits the Sun
Video: Simple Diffusion - Ion transport

For a complete list of videos, visit our video library