All of the following were parts of structure of the articles of confederation EXCEPT a-unicameral legislative body
b- equal representation
c- one vote per individual state
d- an executive branch

d- an executive branch

Explanation:

The Articles of Confederation was the first attempt by the now independent colonies to establish a national government for the United States of America.

The states however wanted to keep as much of their independence as possible and so gave little concession to the national government such that the articles did not even have an executive branch as the states did not want to give too much power to what they considered to be too few people.  

incident infrared radiation is blocked. visible and ultraviolet radiation heat   earth.

earth radiates infrared radiation. infrared radiation is blocked and heats earth. visible and shortwave radiation heat earth.

earth radiates longwave radiation

longwave radiation is reflected downward longwave radiation heats earth