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

Author Question: Which laws of physics, if any, distinguish between the backward and the forward direction in time? ... (Read 119 times)

cookcarl

  • Hero Member
  • *****
  • Posts: 539
on: Jul 29, 2018
Which laws of physics, if any, distinguish between the backward and the forward direction in time?
 
  A) None.
  B) The law of conservation of energy but not the second law of thermodynamics.
  C) The law of conservation of energy and the second law of thermodynamics.
  D) The second law of thermodynamics but not the law of conservation of energy.
  E) Newton's law of motion.

Question 2

A spaceship is traveling to the Moon. At what point is there no more gravitational force exerted on it by Earth?
 
  A) when it gets above the atmosphere
  B) when it is half-way there
  C) when it is closer to the Moon than it is to Earth
  D) There is no point where there is no more gravitational force exerted on the spaceship by Earth


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

sabina576

  • Sr. Member
  • ****
  • Posts: 356
Reply #1 on: Jul 29, 2018
Answer to Question 1

D

Answer to Question 2

D


cookcarl

  • Member
  • Posts: 539
Reply 2 on: Jul 29, 2018
Wow, this really help

cam1229

  • Member
  • Posts: 329
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.

Did you know?

An identified risk factor for osteoporosis is the intake of excessive amounts of vitamin A. Dietary intake of approximately double the recommended daily amount of vitamin A, by women, has been shown to reduce bone mineral density and increase the chances for hip fractures compared with women who consumed the recommended daily amount (or less) of vitamin A.

Did you know?

To maintain good kidney function, you should drink at least 3 quarts of water daily. Water dilutes urine and helps prevent concentrations of salts and minerals that can lead to kidney stone formation. Chronic dehydration is a major contributor to the development of kidney stones.

Did you know?

Asthma occurs in one in 11 children and in one in 12 adults. African Americans and Latinos have a higher risk for developing asthma than other groups.

Did you know?

Russia has the highest death rate from cardiovascular disease followed by the Ukraine, Romania, Hungary, and Poland.

Old Time Farm Shepherd Old Time Farm Shepherd
Eating is a nutritional as well as a social time Eating is a nutritional as well as a social time
Bereaved spouses studied before loss, at the time of loss, and 18 months after loss show five ... Bereaved spouses studied before loss, at the time of loss, and 18 months after loss show five ...
Average real hourly wages (2010 dollars) by education level, full-time workers aged 17 to 34 in 2011 Average real hourly wages (2010 dollars) by education level, full-time workers aged 17 to 34 in 2011
Physics homework related to electric fields Physics homework related to electric fields
Physics: Power, Energy and Time Physics: Power, Energy and Time
Video: Cell mediated immune response to a viral infection Animation

For a complete list of videos, visit our video library