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

Author Question: Are you in orbit around anything? A) No, because you are at rest relative to space. B) No, ... (Read 14 times)

yoroshambo

  • Hero Member
  • *****
  • Posts: 566
on: Jul 29, 2018
Are you in orbit around anything?
 
  A) No, because you are at rest relative to space.
  B) No, because you are at rest relative to Earth's surface.
  C) Yes, you are in orbit around the sun.
  D) Yes, you are in orbit both around the sun and around Earth's center.
  E) Yes, you are in orbit around Earth's center.

Question 2

A firecracker explodes in midair and breaks up into many fragments. Which of the following statements are true regarding conditions immediately before and immediately after the explosion:
 
  I. The total momentum of the fragments is equal to the original momentum of the firecracker.
  II. The total kinetic energy of the fragments is equal to the original kinetic energy of the firecracker.
  A) Statement I only
  B) Statement II only
  C) Both Statement I and Statement II
  D) Neither statement is true.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

sarah_brady415

  • Sr. Member
  • ****
  • Posts: 328
Reply #1 on: Jul 29, 2018
Answer to Question 1

C

Answer to Question 2

A


yoroshambo

  • Member
  • Posts: 566
Reply 2 on: Jul 29, 2018
Excellent

aliotak

  • Member
  • Posts: 326
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

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?

The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.

Did you know?

According to the FDA, adverse drug events harmed or killed approximately 1,200,000 people in the United States in the year 2015.

Did you know?

The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

Did you know?

The horizontal fraction bar was introduced by the Arabs.

Aurora australis observed from the Space Shuttle Discovery, on STS-39, May 1991 (orbital altitude: 2 Aurora australis observed from the Space Shuttle Discovery, on STS-39, May 1991 (orbital altitude: 2
Spitzer Space Telescope Spitzer Space Telescope
The frontal sinus, an airfilled space just behind the brow, is a unique size and shape in each of us The frontal sinus, an airfilled space just behind the brow, is a unique size and shape in each of us
Two stubby screwdrivers used to access screws that have limited space above. A straight blade is on ... Two stubby screwdrivers used to access screws that have limited space above. A straight blade is on ...
Earth emits radiation back out to space from all surfaces, both day and night Earth emits radiation back out to space from all surfaces, both day and night
Relative Sizes of Dwarf Planets and Earth Relative Sizes of Dwarf Planets and Earth
Video: A Human Karyotype Preparation Animation

For a complete list of videos, visit our video library