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A psychologist interviewed Zina and Amanda 5 months after witnessing a car crash to see if they could remember the same level of detail about the incident. Explain one ethical issue the psychologist must consider before interviewing Zina and Amanda.

The psychologist must consider Zina and Amanda's psychological wellbeing after witnessing the incident. Witnessing a car crash is a stressful ordeal; by recalling details of the incident Zina and Amanda coul...
HS
Answered by Hannah S. • Psychology tutor
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f (x) = (x^2 + 4)(x^2 + 8x + 25). Find the roots of f (x) = 0

firstly, x 2 + 4 = 0 x 2 = -4 x = 2i x = -2iSecondly, x 2 + 8x + 25 = 0 using the quadratic formulae: x = (-b +- sqrt(b 2 - 4ac))/2a x = (-8+-sqrt(64-100))/2 x = -8/2 +- sqrt(-36)/2 x = -4 + 3i x = -4 - 3i
LS
Answered by Laura S. • Maths tutor
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How do you formulate the past tense (passé composé) in French?

The passé compose is put together using this simple formula: Subject + Etre or Avoir conjugated in the present tense + past participle The subject is either je, tu, il/elle/on, nous, vous, ils/ellesEtre in t...
LP
Answered by Lily P. • French tutor
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Outline the research conducted by Gabbert et al into the effects of post event discussion on eye witness testimony

Gabbert et al took 120 participants and put them into pairs. He then showed each participant a video of a girl putting a book back into a University office. However, each person from the pairs could see an a...
SA
Answered by Saba A. • Psychology tutor
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Explain how an electrochemical gradient is formed in the mitochondria, and how this gradient is used to synthesise ATP.

At the first proton pump and associated electron carrier of the inner mitochondrial membrane reduced NAD releases two H + ions and two electrons. An electron travels down a series of electron carriers, each ...
LZ
Answered by Laurence Z. • Biology tutor
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