« previous next »

Author Question: A very lightweight horizontal loop of wire is suspended from a fine spring, lowered into water, and ... (Read 18 times)

Deast7027

  • Hero Member
  • *****
  • Posts: 538
on: Jul 29, 2018
A very lightweight horizontal loop of wire is suspended from a fine spring, lowered into water, and then raised to the surface. Any further attempt to raise it causes the spring to
 
  A) stretch.
  B) contract.
  C) stay the same.

Question 2

Surface tension of liquids
 
  A) increases when wetting agents are added.
  B) decreases as the liquid temperature increases.
  C) is about the same for all liquids.
  D) results from a thin molecular membrane beneath the liquid surface.
  E) keeps steel ships afloat.


djpooyouma

  • Sr. Member
  • ****
  • Posts: 325
Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: A

Answer to Question 2

Answer: B


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

To maintain good kidney function, you should drink at least 3 quarts of water daily. Water dilutes urine and helps prevent concentrations of salts and minerals that can lead to kidney stone formation. Chronic dehydration is a major contributor to the development of kidney stones.

Did you know?

Asthma attacks and symptoms usually get started by specific triggers (such as viruses, allergies, gases, and air particles). You should talk to your doctor about these triggers and find ways to avoid or get rid of them.

Did you know?

People with alcoholism are at a much greater risk of malnutrition than are other people and usually exhibit low levels of most vitamins (especially folic acid). This is because alcohol often takes the place of 50% of their daily intake of calories, with little nutritional value contained in it.

Did you know?

After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.

Did you know?

Certain topical medications such as clotrimazole and betamethasone are not approved for use in children younger than 12 years of age. They must be used very cautiously, as directed by a doctor, to treat any child. Children have a much greater response to topical steroid medications.

Water amount needed to grow crops Water amount needed to grow crops
Attraction between water molecules showing polar covalent bonding. Attraction between water molecules showing polar covalent bonding.
A typical purified water system A typical purified water system
Place one hand on the medial and one on the lateral thigh to begin horizontal stroking. Slide hands ... Place one hand on the medial and one on the lateral thigh to begin horizontal stroking. Slide hands ...
Spring homework Spring homework
An unpaired loop at synapsis An unpaired loop at synapsis
Video: Exocytosis - secretion

For a complete list of videos, visit our video library