Explanation:
Wien’s Law:

The law states that the wavelength at which black body emits maximum heat is inversely proportional to the temperature of the body in Kelvins.

1) Walls at 300 K


2) Ice water at 273 K :


3) Hot water at 373 K :


4)Skin at 310 K:


5)An incandescent light bulb at 3000 K


Answer:What do geographers call an area with one or more features that set it apart from
other areas?
<u> A region</u> is an area with one or more features that make it different from surrounding areas.
Explanation:
A. a new dwarf planet because dwarf planets are round
Physical geography is the study of natural features of the earth's surface that include lands formation, climate, soil formation etc.
What is the impact of physical geography o the culture of China and Cuba?
Cuba is a very long and confined island. Generally, Cuba has a climate with two seasons that are rainy season and dry season. The best time to visit the place is during the dry season.
The physical geography has a great impact on natural and man- made features of China. Physical environment, climates, soils etc. define the China today.
One needs to identify general characteristics that act as guidelines for both China and Cuba before fully appreciate their broad geographic.
Learn more about physical geography here:-
brainly.com/question/5359171
#SPJ1