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 25 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
Wow, this really help

  • Member
  • Posts:
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

About 60% of newborn infants in the United States are jaundiced; that is, they look yellow. Kernicterus is a form of brain damage caused by excessive jaundice. When babies begin to be affected by excessive jaundice and begin to have brain damage, they become excessively lethargic.

Did you know?

Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.

Did you know?

The cure for trichomoniasis is easy as long as the patient does not drink alcoholic beverages for 24 hours. Just a single dose of medication is needed to rid the body of the disease. However, without proper precautions, an individual may contract the disease repeatedly. In fact, most people develop trichomoniasis again within three months of their last treatment.

Did you know?

Nearly all drugs pass into human breast milk. How often a drug is taken influences the amount of drug that will pass into the milk. Medications taken 30 to 60 minutes before breastfeeding are likely to be at peak blood levels when the baby is nursing.

Did you know?

The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.

The pH scale and the relative acidities of common substances The pH scale and the relative acidities of common substances
A space-filling model of the DNA double helix A space-filling model of the DNA double helix
Mars from Hubble Space Telescope October 28, 2005 with dust storm visible. Mars from Hubble Space Telescope October 28, 2005 with dust storm visible.
The Pleiades, an open cluster of stars in the constellation of Taurus. These stars share a common mo The Pleiades, an open cluster of stars in the constellation of Taurus. These stars share a common mo
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 ...
Migration of Surface Cyclones Relative to Rossby Waves Migration of Surface Cyclones Relative to Rossby Waves
Video: Blood Pressure Measurement

For a complete list of videos, visit our video library