One’s tense will vary depending on what one is trying to convey within their paper or section of their paper. For example, the tense may change between the methods section and the discussion section.

Example 1 – future tense: “Oh, Elliot,” sighed Graham Sopweed, head-master of Brysmore Grammar School. ... Experiment with a paragraph in the present and past tense to see which feels best.

The past tense is used for examples disclosing experiments that have been performed as described. In contrast, 'prophetic' or 'paper' examples are written in the present or future tense.

Past tense . Work done ... In complex sentences, you may have to combine two different tenses — for example, "In 1905, Albert Einstein postulated that the speed of light is constant . . . .

Example 1 – future tense: “Oh, Elliot,” sighed Graham Sopweed, head-master of Brysmore Grammar School. ... Experiment with a paragraph in the present and past tense to see which feels best.