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

Author Question: As an object is lowered into a deep hole in the surface of the Earth, which of the following must be ... (Read 48 times)

jon_i

  • Hero Member
  • *****
  • Posts: 549
on: Jul 28, 2018
As an object is lowered into a deep hole in the surface of the Earth, which of the following must be assumed in regard to its potential energy?
 a. It increases.
  b. It decreases.
  c. It remains constant.
  d. One cannot tell from the information given.

Question 2

A closed 2.0-L container holds 3.0 mol of an ideal gas. If 150 J of heat is added, what is the change in internal energy of the system?
 a. zero
  c. 150 J
  b. 100 J
  d. 200 J


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

lorealeza77

  • Sr. Member
  • ****
  • Posts: 356
Reply #1 on: Jul 28, 2018
Answer to Question 1

B

Answer to Question 2

C


jon_i

  • Hero Member
  • *****
  • Posts: 549
Reply #2 on: Jul 28, 2018
TY


lorealeza77

  • Sr. Member
  • ****
  • Posts: 356
Reply #3 on: Jul 28, 2018
You're welcome


« previous next »
 

Did you know?

Before a vaccine is licensed in the USA, the Food and Drug Administration (FDA) reviews it for safety and effectiveness. The CDC then reviews all studies again, as well as the American Academy of Pediatrics and the American Academy of Family Physicians. Every lot of vaccine is tested before administration to the public, and the FDA regularly inspects vaccine manufacturers' facilities.

Did you know?

Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.

Did you know?

The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.

Did you know?

More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.

Did you know?

Limit intake of red meat and dairy products made with whole milk. Choose skim milk, low-fat or fat-free dairy products. Limit fried food. Use healthy oils when cooking.

The Distribution of the Earth's Wealth The Distribution of the Earth's Wealth
Jet streams and Earth’s heat budget Jet streams and Earth’s heat budget
Deep friction around the hip joint using the knuckles. Use the knuckle of the middle finger to apply ... Deep friction around the hip joint using the knuckles. Use the knuckle of the middle finger to apply ...
Obliquity "Tilt of Earth on its axis" Obliquity "Tilt of Earth on its axis"
Examples of drawings in each category of two object forms Examples of drawings in each category of two object forms
Major Climate Zones and Surface Currents Major Climate Zones and Surface Currents
Video: Haustral churning, Gastrocolic reflex and mass peristalsis & Defecation

For a complete list of videos, visit our video library