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For regular verbs, the present subjunctive is formed differently depending on whether the verb ends with -ar or -er/ir. For -ar verbs , take the first person singular of the present tense of the verb, rem...

Work out the lengths of each side; do so by adding the ratio components together (3+4+5).The components add to 12; we can now find the value of a single unit of the ratio, by dividing 72 by 12.72/12 is 6;...

The surface area to volume ratio of an object will decrease as the size of the object increases. This means that a small object with a small volume will have a bigger surface area, as a proportion or frac...

Vaccination involves the injection of small amounts of a pathogen - a microbe that causes disease - that is either dead or modified to provoke an immune response. Although these pathogens cannot ca...

In Source A, we are able to depict Stalin as being very angry when facing the Berlin Airlift that took place between June 1948 to May 1949. Stalin himself had created the Berlin Blockade in June 1948, in ...