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

Author Question: Which of the following is an example in which you are traveling at constant speed but not at ... (Read 112 times)

skymedlock

  • Hero Member
  • *****
  • Posts: 561
Which of the following is an example in which you are traveling at constant speed but not at constant velocity?
 
  A) rolling freely down a hill in a cart, traveling in a straight line
  B) driving backward at exactly 50 km/hr
  C) driving around in a circle at exactly 100 km/hr
  D) jumping up and down, with a period of exactly 60 hops per minute
  E) none of the above

Question 2

What is a Cepheid variable?
 
  A) It is a bright source of variable X-ray emission, thought to harbor a supermassive black hole.
  B) It is a type of very luminous star that makes an excellent standard candle.
  C) It is a main-sequence star of spectral type B5.
  D) It is a type of galaxy that varies in its light output.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

dudman123

  • Sr. Member
  • ****
  • Posts: 304
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 39% of students answer this correctly




skymedlock

  • Member
  • Posts: 561
Reply 2 on: Jul 27, 2018
YES! Correct, THANKS for helping me on my review


bigcheese9

  • Member
  • Posts: 333
Reply 3 on: Yesterday
Great answer, keep it coming :)

 

Did you know?

The top 10 most important tips that will help you grow old gracefully include (1) quit smoking, (2) keep your weight down, (3) take supplements, (4) skip a meal each day or fast 1 day per week, (5) get a pet, (6) get medical help for chronic pain, (7) walk regularly, (8) reduce arguments, (9) put live plants in your living space, and (10) do some weight training.

Did you know?

The most common childhood diseases include croup, chickenpox, ear infections, flu, pneumonia, ringworm, respiratory syncytial virus, scabies, head lice, and asthma.

Did you know?

In 2006, a generic antinausea drug named ondansetron was approved. It is used to stop nausea and vomiting associated with surgery, chemotherapy, and radiation therapy.

Did you know?

There are 60,000 miles of blood vessels in every adult human.

Did you know?

In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

For a complete list of videos, visit our video library