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2.3 The nervous system and brain

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Question 27
F

A neurone carries an impulse over a distance of 0.60 m in 0.020 s.

Use speed=distance÷time\text{speed}=\text{distance}\div\text{time}speed=distance÷time.

What is the speed of the impulse?

[1]
A

120 m/s120\ \text{m/s}120 m/s

B

3 m/s3\ \text{m/s}3 m/s

C

12 m/s12\ \text{m/s}12 m/s

D

30 m/s30\ \text{m/s}30 m/s

Markscheme

2.3 The nervous system and brain Questions

  1. GCSE
  2. /Biology
  3. /2.3 The nervous system and brain

111 exam-style questions on Edexcel GCSE Biology 2.3 The nervous system and brain, covering 2.3.1 Structures and functions of the brain, 2.3.2 Imaging brain function with scanning, 2.3.3 Limitations in treating nervous system damage, 2.3.4 Neurones and impulse transmission, and 2.3.5 Structure and function of a reflex arc. Each one has a worked solution and a mark scheme showing where the marks go.

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