Air is trapped between the two blankets which is a poor conductor of heat. This insulates the and prevents heat loss through conduction. One blanket lacks this.
chrispohmomanyi answered the question on September 25, 2017 at 05:58
-
How does the shiny surface of the thermos flask reduce heat loss.
(Solved)
How does the shiny surface of the thermos flask reduce heat loss.
Date posted:
September 25, 2017
.
Answers (1)
-
Explain why flames go up.
(Solved)
Explain why flames go up.
Date posted:
September 25, 2017
.
Answers (1)
-
Differentiate between a beam and ray of light.
(Solved)
Differentiate between a beam and ray of light.
Date posted:
September 25, 2017
.
Answers (1)
-
What is a ray of light?
(Solved)
What is a ray of light?
Date posted:
September 25, 2017
.
Answers (1)
-
State factors which determine the type of shadow formed.
(Solved)
State factors which determine the type of shadow formed.
Date posted:
September 25, 2017
.
Answers (1)
-
Define the term eclipse as used in physics.
(Solved)
Define the term eclipse as used in physics.
Date posted:
September 25, 2017
.
Answers (1)
-
How is local action corrected in a simple cell?
(Solved)
How is local action corrected in a simple cell?
Date posted:
September 25, 2017
.
Answers (1)
-
Define focal length
(Solved)
Define focal length
Date posted:
September 24, 2017
.
Answers (1)
-
State the difference between Principal axis and Principal focus
(Solved)
State the difference between Principal axis and Principal focus
Date posted:
September 24, 2017
.
Answers (1)
-
State the properties of lens
(Solved)
State the properties of lens
Date posted:
September 24, 2017
.
Answers (1)
-
Give two types of lenses
(Solved)
Give two types of lenses
Date posted:
September 24, 2017
.
Answers (1)
-
Give three uses of lens
(Solved)
Give three uses of lens
Date posted:
September 24, 2017
.
Answers (1)
-
Define a lens
(Solved)
Define a lens
Date posted:
September 24, 2017
.
Answers (1)
-
Define matter
(Solved)
Define matter
Date posted:
September 24, 2017
.
Answers (1)
-
State three properties of liquids used in the brake fluid.
(Solved)
State the properties of a hydraulic brake fluid.
Date posted:
September 24, 2017
.
Answers (1)
-
How is the pressure in liquids affected by the height?
(Solved)
How is the pressure in liquids affected by the height?
Date posted:
September 24, 2017
.
Answers (1)
-
A force of 100 N is applied to an area of 100 square millimeters. What is the pressure exerted on the area?
(Solved)
A force of 100 N is applied to an area of 100 square millimeters. What is the pressure exerted on the area?
Date posted:
September 24, 2017
.
Answers (1)
-
Trucks which carry heavy loads have many wheels. Explain?
(Solved)
Trucks which carry heavy loads have many wheels. Explain?
Date posted:
September 24, 2017
.
Answers (1)
-
How is the pressure related to force when the area is kept constant?
(Solved)
How is the pressure related to force when the area is kept constant?
Date posted:
September 24, 2017
.
Answers (1)
-
Why is it easier to push a sharp pin through a cardboard than it is to push a blunt one through the same material using...
(Solved)
Why is it easier to push a sharp pin through a cardboard than it is to push a blunt one through the same material using the force.
Date posted:
September 24, 2017
.
Answers (1)