The "Common Sense" Science Quiz: Myths Vs. Facts
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Question 1
Do Carrots Actually Help You See Better In The Dark?
Question 1
Is The Funny Bone Actually A Bone?
Question 1
Should You Wait After Eating Before Swimming?
Question 1
Does Cracking Your Knuckles Cause Arthritis?
Question 1
Does Being Cold Give You The Cold?
Question 1
Does Shaving Hair Make It Grow Thicker?
Question 1
Does Sugar Make Children Hyperactive?
Question 1
Do We Only Use Ten Percent Of Our Brains?
Question 1
Is Your Blood Actually Blue Inside?
Question 1
Do Bulls Actually Hate The Color Red?
Question 1
Does Swallowed Gum Stay Seven Years?
Question 1
Should You Starve A Fever And Cold?
Question 1
Does Reading In Dark Ruin Eyesight?
Question 1
Do Goldfish Have Short Memory Spans?
Question 1
Do Ostriches Bury Heads In Sand?
Question 1
Can Lightning Strike The Same Place?
Question 1
Is Glass Actually A Slow Liquid?
Question 1
Do Humans Have Only Five Senses?
Question 1
Do Hair And Nails Grow Post-Mortem?
Question 1
Do Chameleons Change For Camouflage?
Question 1
Does Alcohol Warm Your Body Up?
Question 1
Does Drinking Coffee Stunt Growth?
Question 1
Can You Get Warts From Toads?
Question 1
Is It Dangerous To Wake Sleepwalkers?
Question 1
Are Poinsettias Deadly If Eaten?
Question 1
Does Eating Turkey Make You Sleepy?
Question 1
Are All Bats Completely Blind?
Question 1
Do Sharks Smell Blood From Miles?
Question 1
Do Bananas Grow On Trees?
Question 1
Are Peanuts Actually A Nut?
Question 1
Is A Tomato A Vegetable?
Question 1
Are Rhubarb Leaves Safe To Eat?
Question 1
Can A Falling Penny Kill You?
Question 1
Do Dolphins Sleep With Eyes Open?
Question 1
Does Honey Ever Go Bad?
Question 1
Is Great Wall Seen From Space?
Question 1
Does Spinach Have Massive Iron?
Question 1
Do Mice Actually Prefer Cheese?
Question 1
Do Dogs See Black White?
Question 1
Do Birds Reject Touched Babies?
Question 1
Do Lemmings Jump Off Cliffs?
Question 1
Do Watermelon Seeds Grow Inside?
Question 1
Does Your Heart Stop Sneezing?
Question 1
Does Licking A Wound Heal?
Question 1
Does Chocolate Cause Acne Breakouts?
Question 1
Does Sitting Close Ruin Eyes?
Question 1
Can Humans Regrow Brain Cells?
Question 1
Is The Sun Actually Yellow?
Question 1
Does Cold Water Boil Faster?
Question 1
Is The Earth Perfectly Round?
Question 1
Are Bananas Legally Defined As A Fruit, Vegetable, Or Herb?
Question 1
Are Tomatoes Botanical Fruits Or Legumes?
Question 1
Does Your Hair Keep Growing After Death?
Question 1
Does Drinking Alcohol Make You Warmer?
Question 1
Can You Get Warts From Toads Or Frogs?
Question 1
Is It Safe To Wake Sleepwalkers?
Question 1
Are Poinsettias Deadly Poisonous To Humans?
Question 1
Can Lightning Strike The Same Place Twice?
Question 1
Do Bulls Hate The Color Red?
Question 1
Does Sugar Cause ADHD In Children?
1
Only If Purple
2
Gives Permanent Night Vision
3
Yes But Only For A Month
4
No, They Don't
Carrots contain vitamin A for eye health but do not actually give humans the ability to see in the dark
1
Part Of Shoulder
2
Small Joint Bone
3
Type Of Cartilage
4
It Is A Nerve
The tingling sensation comes from hitting the ulnar nerve against the humerus bone rather than hitting an actual bone
1
No Scientific Evidence Supports
2
Digestion Uses All Blood
3
You Will Immediately Sink
4
Pressure Causes Severe Cramps
Digestion does not divert enough blood to cause cramps or make swimming dangerous for healthy people after eating
1
No Research Link Found
2
Strengthens Your Hand Bones
3
Only If Done Frequently
4
Causes Swollen Joints Later
Cracking your knuckles might irritate people nearby but it does not cause any long term damage like arthritis
1
Caused By Viruses Only
2
Wet Hair Causes Illness
3
Temperatures Create The Virus
4
Only Snow Causes Illness
Viruses cause the common cold and while cold air may stress the body it is not the actual cause
1
Doubles Your Hair Follicles
2
Razor Adds Root Nutrients
3
Makes Hair Grow Faster
4
Appears Thicker From Bluntness
Shaving cuts hair at the thickest part of the shaft which makes it feel coarser as it grows back
1
No Direct Scientific Link
2
Causes Immediate Energy Bursts
3
Only Chocolate Affects Behavior
4
Sugar Causes Running Around
Scientific studies have consistently shown that there is no measurable change in behavior after children consume sugary foods
1
Only For Geniuses
2
Extra Storage Space Only
3
People Use Only Half
4
We Use Every Part
Modern brain imaging shows that almost every part of the brain has a known function and is used daily
1
Clear Until Touching Air
2
Veins Carry Blue Blood
3
Red Only When Breathing
4
Always Red Looks Blue
Deoxygenated blood is a dark red color but it appears blue when viewed through the skin and fatty tissues
1
Bulls Prefer Blue Instead
2
Red Causes Anger Only
3
Reacts To Movement Only
4
Attracted To Red Smell
Bulls are colorblind to red and actually charge because of the movement of the cape held by the matador
1
Passes Within Few Days
2
Body Never Processes It
3
Forms Small Hard Ball
4
Stays Until Age Eighteen
While the body cannot digest the synthetic base of gum it still moves through the digestive tract very quickly
1
Feeding Makes Symptoms Worse
2
Both Require Proper Nutrition
3
Never Eat During Fever
4
Only Drink Pure Juice
Both conditions require the body to have enough energy and fluids to fight off the infection and recover properly
1
Pupils Eventually Shrink Up
2
Main Cause For Glasses
3
Improves Your Peripheral Vision
4
Causes Temporary Eye Strain
Reading in dim light can lead to temporary eye strain and headaches but it does not cause permanent damage
1
Only Remember Food Color
2
Fish Cannot Have Memory
3
Forget After One Minute
4
Remember For Several Months
Research shows that goldfish can learn tasks and remember them for many months which is quite a long time
1
Communicate With Other Birds
2
Lower Heads To Hide
3
Looking For Underground Water
4
Breathe Through The Sand
They bury their heads near the ground to tend to their eggs in nests rather than hiding from predators
1
Strikes Only Once Locally
2
Clouds Remember Strike Spots
3
Strikes High Points Often
4
Repelled By Previous Strikes
Tall structures like the Empire State Building are hit by lightning dozens of times every single year without fail
1
All Solids Turn Liquid
2
Becomes Liquid Over Time
3
Antique Glass Flows Down
4
It Is Amorphous Solid
Glass is an amorphous solid that does not flow at room temperature even over many hundreds of years
1
Only Four In Winter
2
Have Many More Senses
3
Only Five Exist Total
4
Tasting Is Not Real
We have many more senses such as the sense of balance and the ability to feel temperature and pain
1
Nutrients Stay In Body
2
Roots Grow Faster Later
3
Skin Dehydrates And Shrinks
4
Grows For One Month
The appearance of growth is caused by the skin drying and retracting which makes the hair and nails prominent
1
To Hide From Kind
2
Matches Exact Floor Pattern
3
Born With One Color
4
Mostly For Communication Needs
Chameleons use color changes to regulate their body temperature or to signal their mood to other nearby chameleons
1
Creates Internal Stomach Heat
2
Prevents Feeling Cold Air
3
Dilates Blood Vessels Heat
4
Increases Internal Temperature Five
Alcohol causes blood to rush to the skin surface which makes you feel warm while your core temperature drops
1
No Evidence Linking Caffeine
2
Stops Growth For Week
3
Only For Tall People
4
Shrinks Young Child Bones
This myth likely started from old studies that were not scientific and no link exists between caffeine and height
1
Caused By Human Viruses
2
Every Toad Carries Warts
3
Makes Your Fingers Green
4
Toads Release Growth Liquid
Warts are caused by the human papillomavirus and cannot be transmitted to people by touching any kind of toad
1
No It Is Safe
2
Causes Immediate Heart Attack
3
Become Violent If Woken
4
Causes Permanent Coma State
While they may be startled and confused it is perfectly safe to wake someone who is walking in sleep
1
One Leaf Kills Dogs
2
Mildly Irritating Not Deadly
3
Most Toxic Plants Ever
4
Red Color Warns Poison
Poinsettias can cause a mild stomach ache or a rash but they are not the deadly poison many believe
1
Turkey Has More Tryptophan
2
Caused By Overeating Only
3
Only Affects Women Sleep
4
Contains Natural Bird Sedative
Many foods contain more tryptophan than turkey and the real cause of sleepiness is simply eating a large meal
1
Most Have Good Vision
2
Use Only Ears Instead
3
Fly Into Walls Daily
4
Only See Bright Yellow
Most bats actually have excellent vision and use their eyes along with echolocation to navigate through the dark night
1
Only Smell During Moon
2
Sense From Other Coast
3
Only Smell Other Fish
4
Only About Quarter Mile
While sharks have a keen sense of smell they can only detect blood from a few hundred yards away
1
Picked From Wooden Branches
2
Grows On Palm Trees
3
Grow Underground Like Carrots
4
Large Herbaceous Plants Only
The banana plant is considered the largest herbaceous flowering plant in the world and is not a true tree
1
Considered A Grain Type
2
Type Of Root Vegetable
3
Peanuts Are Legumes Only
4
Small Seeds On Bushes
Unlike tree nuts which grow on branches peanuts grow underground and belong to the same family as peas
1
Botanically A Fruit Type
2
Considered A Grain Globally
3
Part Of Squash Family
4
Only Vegetable With Seeds
While used as a vegetable in cooking a tomato is the seed bearing structure of a flowering plant
1
Taste Like Sweet Spinach
2
Prevents The Common Cold
3
Contain Toxic Oxalic Acid
4
Most Nutritious Plant Part
Rhubarb stalks are delicious but the leaves contain high amounts of oxalic acid which is very dangerous to humans
1
Pierces Through Concrete Surfaces
2
Air Resistance Prevents Speed
3
Becomes Hot Melts Steel
4
Only Kills On Sidewalks
A penny is too light and flat to fall fast enough to cause a fatal injury to a person
1
Both Eyes Stay Open
2
Only Sleep While Jumping
3
Never Sleep Their Lives
4
Rest Half Their Brain
Dolphins rest one half of their brain at a time so they can continue breathing and watching for predators
1
Lasts For Centuries Naturally
2
Spoils Within Two Years
3
Keep In Fridge Only
4
Toxic In Glass Jars
The low moisture content and acidic pH of honey make it impossible for bacteria to grow and spoil it
1
Used To Navigate Ships
2
Only Structure Seen Mars
3
Not Visible Without Equipment
4
Grows Brightly At Night
The Great Wall is too narrow and blends into the natural landscape making it very difficult to see from space
1
Has More Than Steak
2
Only Source Of Iron
3
Early Measurement Errors Occurred
4
Makes Muscles Grow Instantly
A scientist accidentally misplaced a decimal point in a study which made the iron content of spinach look huge
1
Prefer Sugar Or Grains
2
Prefer Cheese Color Yellow
3
Hate Fruit And Nuts
4
Only Food They Eat
Mice are attracted to high energy foods like grains and fruits rather than the cheese often seen in cartoons
1
Only See Color Red
2
See Limited Color Range
3
See In Negative Colors
4
Better Vision Than Humans
Dogs can see shades of blue and yellow but they lack the receptors to see the color red properly
1
Mother Will Eat Baby
2
Poor Sense Of Smell
3
Babies Change Color People
4
Will Attack Any Human
Most birds have a very limited sense of smell and will not even notice that a human touched them
1
Use Tails To Glide
2
Jump If Too Warm
3
Behavior Fabricated For Film
4
Follow A Blind Leader
The myth began with a film where the makers pushed the animals off a cliff to create dramatic footage
1
Only Grows Warm Climates
2
Stomach Acid Prevents Sprouting
3
Seed Becomes New Heart
4
Vine Grows From Ears
Your stomach contains strong acids that would prevent any seed from being able to grow into a plant inside
1
Rhythm Changes Never Stops
2
Only For People Sixty
3
Sneeze Restarts Your Heart
4
Stops For Five Seconds
The pressure in your chest changes when you sneeze which might skip a beat but it does not stop
1
Same As Rubbing Alcohol
2
Stop Bleeding Every Time
3
Saliva Contains Harmful Bacteria
4
Adds Magic To Skin
While saliva contains some healing proteins it also carries many bacteria that could cause a serious infection to start
1
Only In Teenage Boys
2
Dark Chocolate Only Cause
3
No Scientific Link Found
4
One Bar Causes Ten
Acne is primarily caused by hormones and oil production rather than the specific types of food that you eat
1
Older TVs Cause Blindness
2
Eyes Turn Square Shape
3
Light Replaces Natural Vision
4
Causes Temporary Eye Fatigue
This idea came from old televisions that emitted radiation but modern screens do not pose this same health risk
1
Only New Language Regrows
2
Lose One Million Daily
3
Neurogenesis Occurs In Adults
4
Grows Until Age Five
For a long time people thought brain cells did not grow back but we now know neurogenesis occurs throughout life
1
Looks Yellow Through Atmosphere
2
Solid Ball Yellow Gas
3
Space Makes Sun Purple
4
Changes Color Every Hour
The sun emits all colors of the rainbow which look white but the atmosphere scatters the blue light away
1
Pot Prefers Cold Water
2
Cold Water More Bubbles
3
Ice Water Best Boiling
4
Hot Water Boils Faster
Hot water is already closer to the temperature of boiling so it will always reach that point much faster
1
Round As Bowling Ball
2
Shaped Like Giant Pear
3
North Pole Is Higher
4
Oblate Spheroid Bulging Equator
The rotation of the planet causes it to bulge slightly at the center making it wider than it is tall
1
They Are A Type Of Herb
2
None
3
They Are A Type Of Vegetable
4
They Are A Type Of Fruit
The banana plant is considered the largest herbaceous flowering plant in the world and is not a true tree.
1
They Are A Legume
2
They Are A Vegetable
3
They Are A Root
4
They Are A Fruit
While used as a vegetable in cooking, a tomato is the seed bearing structure of a flowering plant and is technically a fruit.
1
Hair Roots Get More Strength
2
It Becomes Much Longer Faster
3
Hair Roots Grow For A Few Weeks
4
The Skin Shakes And Retracts
The appearance of growth is caused by the skin drying and retracting which makes the hair and nails prominent.
1
Yes, It Increases Your Body Temperature
2
It Causes Blood To Freeze
3
It Makes You Feel Colder
4
Dilates Your Blood Vessels, Making You Feel Warmer
Alcohol causes blood to rush to the skin surface which makes you feel warm while your core temperature drops.
1
Yes, You Will Immediately Get Them
2
Depends On The Type Of Toad
3
Only If You Have Dry Skin
4
No, That Is A Pure Myth
Warts are caused by the human papillomavirus and cannot be transmitted to people by touching any kind of toad.
1
Yes, Waking Them Is Fine
2
Never Disturb A Sleepwalker
3
Only Do It With Soft Water
4
It Will Give Them Heart Attacks
While they may be startled and confused, it is perfectly safe to wake someone who is walking in sleep.
1
No, They Are Mildly Irritating
2
They Can Cause A Sudden Heart Attack
3
They Are The Most Poisonous
4
One Leaf Can kill You
Poinsettias can cause a mild stomach ache or a rash but they are not the deadly poison many believe.
1
Only If It's On a Mountain
2
Yes, Especially At a Higher Point
3
Only At Sea
4
Never
Tall structures like the Empire State Building are hit by lightning dozens of times every single year without fail.
1
They Hate A Red Hat
2
Red Is The Only Color They See
3
Bulls Only Hate Sudden Movement
4
Bulls Prefer All Bright Colors
Bulls are colorblind to red and actually charge because of the movement of the cape held by the matador.
1
Only If It Is Dark Sugar
2
It Will Give Them A New ADHD
3
Only If It Is Yellow Sugar
4
Studies Show No Direct Link
Scientific studies have consistently shown that there is no measurable change in behavior after children consume sugary foods.
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Think you know the difference between scientific fact and fiction? Many of us grew up hearing health myths that sound like common sense but are actually just old wives' tales. Test your knowledge on biology and nature in this fun quiz!
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