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WorksheetsU2.L5 Sleep Smarts
Total questions: 19
Worksheet time: 10mins
How many hours of sleep do most teens need each night?
5–6 hours
7–8 hours
8–10 hours
10–12 hours
Which stage of sleep is most important for memory and learning?
REM sleep
Stage 1
Stage 2
Deep breathing
What hormone does your body release to signal it’s time to sleep?
Cortisol
Melatonin
Insulin
Serotonin
Which of these is a common consequence of not getting enough sleep?
Improved focus
Better grades
Irritability and poor mood
Stronger immune system
Which habit is most likely to hurt your sleep?
Turning off devices an hour before bed
Drinking caffeine late in the day
Keeping a consistent bedtime
Relaxing with quiet music
True or False: Sleep is just “resting,” and your brain is inactive.
True
False
True or False: Driving while drowsy can be as dangerous as driving drunk.
True
False
True or False: Teens naturally fall asleep later because of changes in their biological clock.
False
True or False: Exercising during the day can help you sleep better at night.
False
True or False: Napping for 2–3 hours in the evening is the best way to catch up on lost sleep.
True
False
Alex stays up until 2 a.m. scrolling social media and only sleeps 5 hours before school. Which health problem could this lead to?
Better memory
Slower reaction time
Less stress
Stronger immune system
Maria often feels sick and gets colds easily. What sleep-related reason could explain this?
Too much REM sleep
Not enough sleep
Sleeping with the lights off
Going to bed before midnight
A good way to “wind down” before bed is:
Drinking an energy drink
Watching TV in bed
Reading a book or meditating
Playing video games
If a teen regularly gets only 5 hours of sleep, which long-term problem might increase?
Risk of obesity
Lower risk of anxiety
Higher energy levels
Improved concentration
Which strategy can improve sleep quality?
Keeping your room cool and dark
Checking your phone every 10 minutes
Eating a heavy meal right before bed
Sleeping at different times each day
What is the recommended maximum amount of screen time before bed?
No limit
30–60 minutes off devices
3 hours of screen time
10 minutes off devices
Why is deep sleep important?
It helps the body repair and grow
It’s when you dream
It burns more calories
It increases screen time tolerance
Which statement is true about sleep and school performance?
Less sleep means better focus
More sleep improves memory and grades
Sleep doesn’t affect academics
Only REM sleep matters for learning
Which of these is a sign of sleep deprivation?
Feeling energized all day
Falling asleep quickly during class
Waking up refreshed
Remembering everything clearly
