Covalent bonds share electrons between two atoms.
Answer: Dont quote me on this but im pretty sure its south and north
Explanation: because of the north and south poles have the strongest gravatational pulls it combines with the moon rotating and causes stronger tides
Answer:
Sistema digestivo
Explanation:
Los principales sistemas del cuerpo humano son:
Sistema respiratorio, sistema circulatorio, sistema nervioso, sistema inmune, sistema digestivo, sistema óseo, sistema urinario, sistema reproductor y sistema muscular.
Como dice el enunciado, el estómago comienza a digerir los alimentos haciendo parte, así, del sistema digestivo cuya función es digerir los alimentos y absorber sus nutrientes.
Answer:
Get to know the four main types of pollution present in the environment, and then look at a variety of real-world examples as you try to guess what type of pollution is represented by each situation. All of the real-world situations can be viewed every day in different parts of the world.
Explanation:
Answer:
The Challenger set out to accomplish biological exploration.
Explanation:
The Challenger Expedition was a sea expedition devised by Professor Charles Wyville Thomson and his student John Murray. The expedition began in 1872 and was supported by the British government and the Royal Navy of Great Britain.
The expedition was made inspired by Darwin's voyages and had as main objective to make a biological exploration of the ocean, researching, mainly, the possibility of existence of marine life below 549 meters, where it was believed that life was impossible due to the high pressure and the total absence of light.