How does the amount of sleep we get impact our short term memory and reaction time?

We are going to see how good random peoples reaction time and short term memory is depending on how much they sleep.
Eleanor Henderson Maelle Ahmoye
Grade 5

Presentation

No video provided

Hypothesis

Our hypothesis is that the quality and amount of sleep that people have has a direct relationship to their reaction time and short term memory processing.

 

 

Research

Short Term Memory Facts:

  • Short-term memory temporarily holds information you learned for a few seconds or mins  (Website: Kids Sense)
  • Some people's memory is better than others depending on what exercise they have (Website: Kids Sense)
  • People use short term memory in things like solving problems, reading an unknown word, doing math in your head, and reading instructions (Website: Kids Sense)
  • Working memory is important for putting information that we learned from that day into our current knowledge (i.e. long term memory) (Website: Kids Sense)
  • When we hear new information we rely on our working memory to keep information active (Website: Kids Sense)
  • Working memory is crucial for academic performance (Website: Kids Sense)
  • Easy retention of information allows our skills and knowledge to be automatic minimizes the need to give active thought (Website: Kids Sense)

Reaction Time Facts:

If you are cleaning your desk and something falls out and is about to break on the floor you quickly dive down to catch it, this is called reaction time, you need to react in everyday life, in sports, your job, and many other things. The next paragraph is about what body parts you use in the ruler test from Science World: After the ruler is dropped, the eye sends a message to the visual cortex, which perceives that the ruler has fallen. The visual cortex sends a message to the motor cortex to initiate catching the ruler. The motor cortex sends a message to the spinal cord, which then sends a message to the muscle in the hand/fingers

 

Variables

We vary how much sleep the test subjects get.

Procedure

First we are testing our subjects in a very quiet room one at a time. For the number test we are telling them each 10 different numbers then repeating the numbers 3 times then they have to repeat them back to us once, however many they get out of 10 is their score. For the ruler test we got a 30 cm ruler then we held the ruler at 29 cm and they held their pointer and thumb close but not touching the ruler at 1 cm, we then will drop the ruler at a random time. Wherever they pinch at is their score.

 

Observations

  1. The more sleep you get the better you react and your short term memory is quicker
  2. How you rank your quality of sleep sometimes can affect your score in both tests

Analysis

The more sleep you get the better you react and your short term memory is quicker although how you feel about your can affect your scores

Conclusion

Our conclusion is that not only does the amount you get affect your short term memory and reaction time but the quality of sleep you get also affects your reaction time and short term memory as well.

 

Application

Sources Of Error

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Citations

We got are notes about short term memory from the website: Kid Sense- Kid Sense Website

We got are notes about reaction time from the website: Science World-Science World Website

 

Acknowledgement