poles - The ends of a magnet are known as its ..., two - How many poles that magnets have?, north - Magnets have ... pole and south pole., shapes - Magnets come in different ..., scientist - A person who is studying or has expert knowledge of one or more of the natural or physical sciences., cheetah - What is the fastest land animal in the world?, Mercury - Which planet is closest to the sun?, research - What type of scientific method is this? I can find information from the books, the internet or people around me., seven - How many colors are in the rainbow?, experiment - A scientific procedure undertaken to make a discovery, test a hypothesis, or demonstrate a known fact., observation - The action or process of observing something or someone carefully or in order to gain information., conclusion - It is a statement based on experimental measurements and observations. It includes a summary of the results, liver - What is the heaviest organ in the human body?,

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