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When do you use the passé composé and imperfect tense in French?

The passé composé in French is used for singular, completed actions in the past. The imperfect tense is used for ongoing or continuous actions over a non-specified period of time in the past.Compare these...

Answered by Gina R. • French tutor

3244 Views

When do we use a for-loop and when a while-loop?

In general, a for-loop is used when the number of iterations is predefined, and a while-loop is used when the number of iterations is not known in advance. When a for-loop is us...

Answered by EIina M. • Python tutor

1819 Views

When assessing source value, how do I balance contextual information with source relevance and general analysis?

Exam questions will often ask you to assess the usefulness of a source(s) to a historian or to consider how convincing or relevant certain sources are. Whilst it is important to demonstrate your source an...

Answered by Georgina B. • History tutor

2522 Views

Outline how a heartbeat is initiated and controlled

The heart is myogenic, meaning it initiates its own muscle contraction. At the Sinoatrial Node (SAN), found in the right atrium, an electrical impulse is generated that spreads across the atria, causing t...

Answered by Anna P. • Biology tutor

5369 Views