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

Author Question: What is meant by the heat death of the universe? A) The universe will end in a giant inferno. B) ... (Read 85 times)

melly21297

  • Hero Member
  • *****
  • Posts: 565
on: Jul 29, 2018
What is meant by the heat death of the universe?
 
  A) The universe will end in a giant inferno.
  B) The universe will reach thermal equilibrium.
  C) Some day the sun will explode and we will all burn.
  D) Some day the sun will cease to provide electromagnetic radiation.
  E) The radiation from the stars will continuously heat up the universe.

Question 2

The position of a mass that is oscillating on a spring is given by x = (12.3 cm) cos(1.26 s2)t. What is the acceleration of the mass when t = 0.825 s?
 
  A) 9.89 cm/s2
  B) -9.89 cm/s2
  C) 10.6 cm/s2
  D) -10.6 cm/s2
  E) 0 cm/s2


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

kxciann

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

B

Answer to Question 2

B


melly21297

  • Hero Member
  • *****
  • Posts: 565
Reply #2 on: Jul 29, 2018
Both answers were spot on, thank you once again


kxciann

  • Sr. Member
  • ****
  • Posts: 356
Reply #3 on: Jul 29, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates’s recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

You should not take more than 1,000 mg of vitamin E per day. Doses above this amount increase the risk of bleeding problems that can lead to a stroke.

Did you know?

Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.

Did you know?

To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.

Did you know?

During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.

Causes of Death Causes of Death
Eugène Delacroix, The Death of Sardanapalus. Eugène Delacroix, The Death of Sardanapalus.
Remove the heat source, and check the skin for redness. Massage the area, and notice muscle ... Remove the heat source, and check the skin for redness. Massage the area, and notice muscle ...
Global Heat Transfer Global Heat Transfer
How much heat energy in Joules is required to heat 16.0 g of copper from 23.0 °C How much heat energy in Joules is required to heat 16.0 g of copper from 23.0 °C
A giant dust cloud about to descend on a farm in Kansas during the 1930s A giant dust cloud about to descend on a farm in Kansas during the 1930s
Video: Magnetic resonance imaging (MRI)

For a complete list of videos, visit our video library