Science Skills
Hypothesis: Taking melatonin supplements will increase sleep quantity.
What is the dependent variable?
Sleep quantity
What is the recommended amount of hours for an adult?
7-9 hours
What is one biological factor that can cause someone to commit a serious crime?
Inherited personality traits, drugs and alcohol, life-threatening illness
What is narcissism?
A pattern of self-centered, arrogant thinking and behavior, a lack of empathy and consideration for other people, an excessive need for admiration etc.
Which SHE concept is most evident in this sentence?
Anxiety levels have been rising in teenagers, which has caused scientists to investigate why.
Influence
Hypothesis: Taking melatonin supplements will increase sleep quantity.
What is the independent variable?
Melatonin supplements
When are gamma waves produced?
When you are learning something interesting or paying intense attention to something.
What is a stereotype? Give one example of a criminal stereotype.
A widely held idea that is generalised to a particular group of people.
Many possible examples i.e. criminals are more likely to be young people, poor, dark skinned, drug addicts.
What is Machiavellianism?
Manipulating others to get your way
What is a hypnic jerk?
A sudden twitch of a muscle/muscle spasm which wakes you. Happens in Stage 1 sleep.
A study was conducted on teenagers to figure out how social media use is correlated with anxiety levels. Their results were:
0-2 hours of social media use: 22% anxiety levels
2-4 hours of social media use: 34% anxiety levels
4+ hours of social media use: 55% anxiety levels
What conclusion can you make from the above data?
The more you use social media, the higher your anxiety levels will be. Therefore, social media may cause anxiety.
Describe 3 things that happen to the body during REM sleep.
Increased heart rate, eye movements, increased blood pressure, paralysed muscles, vivid dreams.
Beverley Allitt committed four murders whilst working as a nurse. She was well-known as a sociable and highly trustworthy person in the community. Her crimes occurred in similar ways, during her night shifts.
Is Beverley an organised or disorganised killer? Provide at least 3 reasons.
Organised:
- Good social skills, high IQ (worked as a nurse) and planned her attacks (always happened on night shift).
What is one advantage and one disadvantage of online dating?
Many answers possible, for example...
Pro: Broader field of people to meet that you are not likely to meet in real life.
Con: Catfishing.
What are the brain waves called when we are awake & alert VS awake & relaxed?
Awake & alert: Beta
Awake & relaxed: Alpha
"Sleeping for less than 7 hours impacts memory"
Explain what is wrong with this hypothesis and rephrase it with improvement.
Issue: "impacts" does not tell us which direction the impact is.
Improvement: "Sleeping for less than 7 hours decreases memory"
What is one biological, one psychological and one social strategy to improve sleep quality?
Biological - taking melatonin supplements.
Psychological - meditation before bed to calm thoughts.
Social - dark, quiet and cool room.
What is one biological, one psychological and one social impact of living in a prison?
Biological: Limited exercise, limited sunlight, poor nutrition.
Psychological: Poor mental health.
Social: Isolated, limited meaningful relationships, exposure to violence.
Explain how the online disinhibition effect contributes to cyberbullying.
People are anonymous and removed from the person they are communicating with, therefore they are more likely to act in ways they normally wouldn't (with less morals than normal).
Use evidence to explain whether Jeffrey Dahmer was an organised OR disorganised killer. Provide 3 reasons.
Organised: High IQ, good social skills, went undetected for many years.
Disorganised: No meaningful relationships in his life, lived at home for a long time, had low-skill jobs
You have one minute to draw a column graph on the board to represent the following data. Include ALL key features of the graph.
0-2 hours of social media use: 22% anxiety levels
2-4 hours of social media use: 34% anxiety levels
4+ hours of social media use: 55% anxiety levels
Column graph must include...
- 3 columns (not touching)
- Titles
- Correctly plotted percentages
Explain the sleep/wake cycle using the following words in your explanation: Melatonin, retina, hypothalamus, optic nerve, pineal gland.
During the day, light enters the eye and hits the retina. It travels down the optic nerve and is sent to the hypothalamus, which sends a message to the pineal gland to not produce melatonin, making the person feel awake.
What is one biological, one psychological and one social solution to people committing serious crimes.
Biological: Medication to treat underlying mental health disorders, exercise, limiting drugs and alcohol.
Psychological: Learning to identify and stop negative/obsessive thought patterns, learning to control anger, meditation.
Social: Meeting regularly with a therapist, living in a safe environment with limited crime.
Biological: Inherited personality traits
Psychological: Mental health disorder, lack of self-esteem, identity exploration
Social: Isolation, being in need of money
The traits of the Dark Triad are psychopathy, narcissism and ... (spell it correctly on the board).
Machiavellianism