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

Author Question: When we drink through a straw, the liquid is actually 1) pulled up 2) sucked up 3) pushed up ... (Read 129 times)

imanialler

  • Hero Member
  • *****
  • Posts: 539
When we drink through a straw, the liquid is actually
 
  1) pulled up
  2) sucked up
  3) pushed up
 
  by
  4) atmospheric pressure.
  5) reduced pressure in the straw.
  6) surface tension.
  7) capillarity.

Question 2

When gas in a container is squeezed to half its volume, its density is
 
  1) halved,
  2) unchanged,
  3) doubled,
  4) quadrupled,
 
  and neglecting any temperature changes we would find the gas pressure to be
  5) halved.
  6) unchanged.
  7) doubled.
  8) quadrupled.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

kingdude89

  • Sr. Member
  • ****
  • Posts: 336
Answer to Question 1

Answer: 3, 4

Answer to Question 2

Answer: 3, 7





 

Did you know?

Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.

Did you know?

Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.

Did you know?

Looking at the sun may not only cause headache and distort your vision temporarily, but it can also cause permanent eye damage. Any exposure to sunlight adds to the cumulative effects of ultraviolet (UV) radiation on your eyes. UV exposure has been linked to eye disorders such as macular degeneration, solar retinitis, and corneal dystrophies.

Did you know?

Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.

Did you know?

Pregnant women usually experience a heightened sense of smell beginning late in the first trimester. Some experts call this the body's way of protecting a pregnant woman from foods that are unsafe for the fetus.

For a complete list of videos, visit our video library