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A cyclist rides 10km. In the first 5km, they climb a hill, averaging 10km/h. In the second 5km, they descend the hill, averaging 30km/h. What is their average speed over the full 10km?

A common response from the student for the above question is: “I got 20km/h but it says it’s wrong! help i’m really confused”. The following two paragraphs will outline how I might attempt explain this id...

SB
Answered by Shihabul B. Physics tutor
3690 Views

Describe how the cognitive approach can be used to explain depression.

Beck’s negative triad is a cognitive theory that can be used to explain depression. It suggests that depression results from negative thoughts about the world, the self and the future. For example, someon...

BC
Answered by Beth C. Psychology tutor
4750 Views

What is an infinitive and when is it used?

An infinitive is a verb that has not been changed and is in its original form, eg with an -re, -er or -ir ending, meaning “to …”. An infinitive is commonly found: As a second verb...

OM
Answered by Olivia M. French tutor
2307 Views

What is a ritornello form?

The ritornello form was one of the musical structures developed in the Baroque period. It is characterised by a recurring A section in between new sections of music, and is often described as 'ABACA', whe...

SA
Answered by Sapphire A. Music tutor
63808 Views

What are the disadvantages and advantages of economic growth?

GRUBBES Pros - Higher income tax SO less of a budget deficit, more public funding which could increase AS and reduce Y inequality Evaluate: Laffer curve, LT increase, little evidence it does (depends on w...

AC
Answered by Abi C. Economics tutor
6904 Views

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