Browsing: experiment

objective: Investigate the relationship between the size of a meteorite and the size of the crater formed upon impact. scientific field: Astronomy difficulty: For beginners Time…

Atmospheric pressure: The force exerted by the weight of air molecules. average: (scientific term) A term for the arithmetic mean, which is the sum of a…

Atom: The basic unit of a chemical element. An atom consists of a dense nucleus containing positively charged protons and uncharged neutrons. A cloud of negatively…