This topic contains a solution. Click here to go to the answer

Author Question: The mass of the black hole in the center of the galaxy has been determined by observing the motion ... (Read 51 times)

ENagel

  • Hero Member
  • *****
  • Posts: 540
The mass of the black hole in the center of the galaxy has been determined by observing the motion of stars orbiting it.
 
  a. True
  b. False
  Indicate whether the statement is true or false

Question 2

In contradiction to the teachings of Aristotle, Galileo found that an object with no forces (and no friction) acting on it will ____.
 
  a. move faster and faster
 b. eventually stop moving
 c. move at a constant speed forever
 d. first increase and then decrease in speed
  e. first decrease and then increase in speed



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

uniquea123

  • Sr. Member
  • ****
  • Posts: 311
Answer to Question 1

True

Answer to Question 2

c




ENagel

  • Member
  • Posts: 540
Reply 2 on: Jul 27, 2018
:D TYSM


Liamb2179

  • Member
  • Posts: 365
Reply 3 on: Yesterday
Gracias!

 

Did you know?

There can actually be a 25-hour time difference between certain locations in the world. The International Date Line passes between the islands of Samoa and American Samoa. It is not a straight line, but "zig-zags" around various island chains. Therefore, Samoa and nearby islands have one date, while American Samoa and nearby islands are one day behind. Daylight saving time is used in some islands, but not in others—further shifting the hours out of sync with natural time.

Did you know?

This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.

Did you know?

Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.

Did you know?

IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.

Did you know?

If you use artificial sweeteners, such as cyclamates, your eyes may be more sensitive to light. Other factors that will make your eyes more sensitive to light include use of antibiotics, oral contraceptives, hypertension medications, diuretics, and antidiabetic medications.

For a complete list of videos, visit our video library