This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Heat is absorbed by a substance when that substance ________. A) freezes B) evaporates C) ... (Read 160 times)

Marty

  • Hero Member
  • *****
  • Posts: 553
on: Aug 27, 2018
Heat is absorbed by a substance when that substance ________.
 
  A) freezes
  B) evaporates
  C) condenses
  D) cools
  E) A and C

Question 2

Why do ice skates work?
 
  A) The pressure of the blades on the ice creates a temporary water layer.
  B) The pressure of the blades cuts a hole in the ice and water flows in.
  C) The blades are treated with a chemical that melts the ice temporarily, which creates a water layer.
  D) Ice is naturally slippery.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

FergA

  • Sr. Member
  • ****
  • Posts: 352
Reply #1 on: Aug 27, 2018
Answer to Question 1

B

Answer to Question 2

A


Marty

  • Member
  • Posts: 553
Reply 2 on: Aug 27, 2018
Wow, this really help

ktidd

  • Member
  • Posts: 319
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

Barbituric acid, the base material of barbiturates, was first synthesized in 1863 by Adolph von Bayer. His company later went on to synthesize aspirin for the first time, and Bayer aspirin is still a popular brand today.

Did you know?

Inotropic therapy does not have a role in the treatment of most heart failure patients. These drugs can make patients feel and function better but usually do not lengthen the predicted length of their lives.

Did you know?

If you use artificial sweeteners, such as cyclamates, your eyes may be more sensitive to light. Other factors that will make your eyes more sensitive to light include use of antibiotics, oral contraceptives, hypertension medications, diuretics, and antidiabetic medications.

Did you know?

Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.

Did you know?

About 80% of major fungal systemic infections are due to Candida albicans. Another form, Candida peritonitis, occurs most often in postoperative patients. A rare disease, Candida meningitis, may follow leukemia, kidney transplant, other immunosuppressed factors, or when suffering from Candida septicemia.

The form and orientation of desert plants reduces heat gain from the environment and facilitates coo The form and orientation of desert plants reduces heat gain from the environment and facilitates coo
A gasoline testing kit, including an insulated container where water at 100°F is used to heat a ... A gasoline testing kit, including an insulated container where water at 100°F is used to heat a ...
Changes in Heat Storage Changes in Heat Storage
Instruct recipient on giving you feedback immediately if heat becomes too intense. Remind the person ... Instruct recipient on giving you feedback immediately if heat becomes too intense. Remind the person ...
Apply the substance to the client’s posterior leg with one smooth stroke. To stabilize the ... Apply the substance to the client’s posterior leg with one smooth stroke. To stabilize the ...
How much heat is released when 125.0 g of steam at 100.0°C is cooled to ice at -15.0°C? The ... How much heat is released when 125.0 g of steam at 100.0°C is cooled to ice at -15.0°C? The ...
Video: Stress and Immune System Animation

For a complete list of videos, visit our video library