A vector can be represented by a line segment labelled with an arrow. A vector between two points A and B is described as: \(\overrightarrow{AB}\), \(\mathbf{a}\) or \(\underline{a}\). The vector can ...
Enter our online science lab to find out more about states of matter. Interact with the activity and see what happens when different substances change state. There are three main states of matter: ...
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