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

Author Question: When a hydrogen bomb explodes, hydrogen fuses to form helium. According to Einstein's mass-energy ... (Read 42 times)

Melani1276

  • Hero Member
  • *****
  • Posts: 516
When a hydrogen bomb explodes, hydrogen fuses to form helium. According to Einstein's mass-energy equivalence that is, according to E=mc2, does this result in an change in the total mass of the material?
 
  A) Yes, the mass increases, but by such a small amount that it would be impossible to measure it.
  B) Yes, the mass increases, and by a measurable amount.
  C) Yes, the mass decreases, and by a measurable amount.
  D) Yes, the mass decreases, but by such a small amount that it would be impossible to measure it.
  E) No, the mass remains exactly the same.

Question 2

Which of the following describes an object that is moving with an unchanging speed but a changing velocity?
 
  A) A car slowing down while moving along a straight line.
  B) A car rounding a curve at a steady 80 km/hr.
  C) A car moving along a straight horizontal (level) line at a steady 80 km/hr.
  D) A car moving up a straight hill a hill whose slope is unchanging at a steady 80 km/hr, when the car is midway up the hill.
  E) Both answers C and D are correct.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

juicepod

  • Sr. Member
  • ****
  • Posts: 310
Answer to Question 1

C

Answer to Question 2

B




Melani1276

  • Member
  • Posts: 516
Reply 2 on: Jul 29, 2018
Wow, this really help


abro1885

  • Member
  • Posts: 337
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

Inotropic therapy does not have a role in the treatment of most heart failure patients. These drugs can make patients feel and function better but usually do not lengthen the predicted length of their lives.

Did you know?

Approximately one in four people diagnosed with diabetes will develop foot problems. Of these, about one-third will require lower extremity amputation.

Did you know?

Fatal fungal infections may be able to resist newer antifungal drugs. Globally, fungal infections are often fatal due to the lack of access to multiple antifungals, which may be required to be utilized in combination. Single antifungals may not be enough to stop a fungal infection from causing the death of a patient.

Did you know?

Human kidneys will clean about 1 million gallons of blood in an average lifetime.

Did you know?

Many medications that are used to treat infertility are injected subcutaneously. This is easy to do using the anterior abdomen as the site of injection but avoiding the area directly around the belly button.

For a complete list of videos, visit our video library