Author Question: The same object in different inertial reference systems: a. will always have the same kinetic ... (Read 110 times)

ts19998

  • Hero Member
  • *****
  • Posts: 531
The same object in different inertial reference systems:
 a. will always have the same kinetic energy, regardless of the reference system.
  b. can have different amounts of kinetic energy viewed from each inertial reference system.
  c. cannot be studied from two different reference systems.
  d. can have different amounts of gravitational potential energy in different reference systems, but will always have the same amount of kinetic energy.
  e. sometimes conserves energy and sometimes does not, depending on inertial reference system.

Question 2

If a boat is moving north at 15 kilometers per hour and a dog on that boat is running south at 8 kilometers per hour, what is the dog's velocity measured from the shore?
 a. 7 kilometers north per hour.
  b. 23 kilometers north per hour.
  c. 15 kilometers north per hour.
  d. 150 mph east-south-east.
  e. 7 kilometers south per hour.



EAN94

  • Sr. Member
  • ****
  • Posts: 307
Answer to Question 1

b

Answer to Question 2

a



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

According to the CDC, approximately 31.7% of the U.S. population has high low-density lipoprotein (LDL) or "bad cholesterol" levels.

Did you know?

The oldest recorded age was 122. Madame Jeanne Calment was born in France in 1875 and died in 1997. She was a vegetarian and loved olive oil, port wine, and chocolate.

Did you know?

Nitroglycerin is used to alleviate various heart-related conditions, and it is also the chief component of dynamite (but mixed in a solid clay base to stabilize it).

Did you know?

Approximately 25% of all reported medication errors result from some kind of name confusion.

Did you know?

Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).

For a complete list of videos, visit our video library