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Tag Archives: Science

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Grade 7 and 8 Science Definitions

ScienceBy William Anderson (Schoolworkhelper Editorial Team)May 8, 2016Leave a comment

Atoms An atom is a building block of all matter (all things that are solid/liquid/gas). An atom the smallest single building block that makes up all mater. An atom is made of: protons, neutrons and electrons. Element An element is 2 or more of the same atom. E.g. – O3. The periodic table of elements…

Lab Safety Rules

ScienceBy William Anderson (Schoolworkhelper Editorial Team)June 16, 20101 Comment

The laboratory is a safe place to experiment if you are careful and familiar with all the equipment. You must assume responsibility for the safety of yourself and your neighbours. This paper outlines the steps to use for safety and first aid in this classroom. Student bags or backpacks and coats are not permitted in…

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