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

Author Question: Which is an example of matter in a plasma phase? A) dry ice B) a torch flame C) molten lava D) ... (Read 76 times)

khang

  • Hero Member
  • *****
  • Posts: 569
Which is an example of matter in a plasma phase?
 
  A) dry ice
  B) a torch flame
  C) molten lava
  D) liquid hydrogen
  E) none of the above

Question 2

An umbrella tends to move upwards on a windy day principally because
 
  A) trapped air under the umbrella, warms, and rises.
  B) buoyancy increases with increasing wind speed.
  C) air pressure is reduced over the curved top surface.
  D) all of the above



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

tofugiraffe

  • Sr. Member
  • ****
  • Posts: 319
Answer to Question 1

Answer: B

Answer to Question 2

Answer: C




khang

  • Member
  • Posts: 569
Reply 2 on: Jul 29, 2018
YES! Correct, THANKS for helping me on my review


juliaf

  • Member
  • Posts: 344
Reply 3 on: Yesterday
Gracias!

 

Did you know?

The most destructive flu epidemic of all times in recorded history occurred in 1918, with approximately 20 million deaths worldwide.

Did you know?

Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.

Did you know?

In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.

Did you know?

Less than one of every three adults with high LDL cholesterol has the condition under control. Only 48.1% with the condition are being treated for it.

Did you know?

An identified risk factor for osteoporosis is the intake of excessive amounts of vitamin A. Dietary intake of approximately double the recommended daily amount of vitamin A, by women, has been shown to reduce bone mineral density and increase the chances for hip fractures compared with women who consumed the recommended daily amount (or less) of vitamin A.

For a complete list of videos, visit our video library