In an endothermic reaction, the opposite happens. In this reaction, heat is absorbed. Or more exactly, heat is required to complete the reaction. Photosynthesis in plants is a chemical endothermic reaction. In this process, the chloroplasts in the leaves absorb the sunlight.
Martial arts. Martial arts are codified systems and traditions of combat practices, which are practiced for a number of reasons: as self-defense, military and law enforcement applications, mental and spiritual development; as well as entertainment and the preservation of a nation's intangible cultural heritage.
âJudo was designed as a martial art to be used as a personal self-defense or a medium for competition.â âChoosing a school and a martial art is not an easy endeavor, and it is important to make the right choice.â âAlthough Judo is a martial art it is not based on strength so much as an understanding of one's limits.â