« previous next »

Author Question: When Percival Lowell insisted on the existence of Martian canals, even though his observations were ... (Read 53 times)

evelyn o bentley

  • Hero Member
  • *****
  • Posts: 564
on: Jul 27, 2018
When Percival Lowell insisted on the existence of Martian canals, even though his observations were discredited by other scientists, he exhibited
 
  A) objectivity
  B) stupidity
  C) insanity
  D) personal bias

Question 2

Process of Science: Give some everyday examples that illustrate Newton's Laws of Motion.
 
  What will be an ideal response?


trampas

  • Sr. Member
  • ****
  • Posts: 320
Reply #1 on: Jul 27, 2018
Answer to Question 1

D

Answer to Question 2

Many possibilities here. For example, ice skating (low friction demonstrates first law, changing direction requires pushing the opposite way demonstrates the third law); billiard balls hitting each other and exchanging momentum (first law). An accelerating car pushes you back in your seat (second law), etc.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.

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?

The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.

Did you know?

Many medications that are used to treat infertility are injected subcutaneously. This is easy to do using the anterior abdomen as the site of injection but avoiding the area directly around the belly button.

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.

Mars sketched as observed by Lowell sometime before 1914. (South top) Mars sketched as observed by Lowell sometime before 1914. (South top)
Martian geological features, such as the "Face on Mars", sometimes trigger facial pareidol Martian geological features, such as the "Face on Mars", sometimes trigger facial pareidol
Sunlight on Mars is dimmer than on Earth. This photo of a Martian sunset was imaged by Mars Pathfind Sunlight on Mars is dimmer than on Earth. This photo of a Martian sunset was imaged by Mars Pathfind
Canals and Roads, 1820–1850 Canals and Roads, 1820–1850
The Three Semicircular Canals and Two Vestibular Sacs in the Inner Ear The Three Semicircular Canals and Two Vestibular Sacs in the Inner Ear
The transfer experiment that demonstrated the existence of RNA primers in DNA replication The transfer experiment that demonstrated the existence of RNA primers in DNA replication
Video: Interpreting a cladogram Animation

For a complete list of videos, visit our video library