Required practical: Reaction time (Part 1)

This is the first of two lessons on the required practical investigating the effect of a named factor on reaction time. In this lesson we will be looking at the method, hypothesis, variables and recording data.

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Q1.What are cells that are sensitive to stimuli called?

1/5

Q2.What is the name of the neurone that transfers the electrical impulse from the relay neurone to the effector?

2/5

Q3.Why do the electrical impulses in a reflex action travel via the spinal cord and not the brain?

3/5

Q4.A student touches a hot light bulb. They pull their hand back quickly. What is the receptor in this response?

4/5

Q5.A student touches a hot light bulb. They pull their hand back quickly. What is the effector in this response?

5/5

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Q1.What are cells that are sensitive to stimuli called?

1/5

Q2.What is the name of the neurone that transfers the electrical impulse from the relay neurone to the effector?

2/5

Q3.Why do the electrical impulses in a reflex action travel via the spinal cord and not the brain?

3/5

Q4.A student touches a hot light bulb. They pull their hand back quickly. What is the receptor in this response?

4/5

Q5.A student touches a hot light bulb. They pull their hand back quickly. What is the effector in this response?

5/5

Video

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Worksheet

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This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Required Practical Reaction Time - Part A

This quiz will assess your knowledge on variables, the required practical method and recording data.

Q1.Select the missing word from the options below to complete the flow chart: Stimulus → receptor → coordinator → ____________ → response

1/7

Q2.The independent variable is the variable that you....

2/7

Q3.A student wants to investigate how reaction time is affected by caffeine using the ruler drop test and measuring the distance the ruler was caught at. What is the independent variable?

3/7

Q4.A student wants to investigate how reaction time is affected by caffeine using the ruler drop test and measuring the distance the ruler was caught at. Select the three control variables?

Select three (3) boxes

4/7

Q5.What graph should you use to represent continuous data?

5/7

Q6.Calculate the mean of the following values - 12, 13, 13, 14, 15, 15, 16 and 32.

6/7

Q7.What is the name of the gap between two neurones?

7/7

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Required Practical Reaction Time - Part A

This quiz will assess your knowledge on variables, the required practical method and recording data.

Q1.Select the missing word from the options below to complete the flow chart: Stimulus → receptor → coordinator → ____________ → response

1/7

Q2.The independent variable is the variable that you....

2/7

Q3.A student wants to investigate how reaction time is affected by caffeine using the ruler drop test and measuring the distance the ruler was caught at. What is the independent variable?

3/7

Q4.A student wants to investigate how reaction time is affected by caffeine using the ruler drop test and measuring the distance the ruler was caught at. Select the three control variables?

Select three (3) boxes

4/7

Q5.What graph should you use to represent continuous data?

5/7

Q6.Calculate the mean of the following values - 12, 13, 13, 14, 15, 15, 16 and 32.

6/7

Q7.What is the name of the gap between two neurones?

7/7

Lesson summary: Required practical: Reaction time (Part 1)

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Time to move!

Did you know that exercise helps your concentration and ability to learn?

For 5 mins...

Move around:
Climb stairs

On the spot:
Chair yoga