The planet nearest to the sun
Mercury
Bats are blind
Not true
Despite the famous idiom, bats can see, but they still use their even more famous echolocation to find prey.
Picture 1
Car
Sciences
E.g. biology, geography, mathematics etc.
Full of holes but still holds water
A sponge
Part of the plant that conducts photosynthesis
Leaves
Hippos can’t swim
True
Their bones are too heavy, they walk the river/seabed instead.
Picture 2
Clock/Watch
Pieces of scientific equipment
E.g. Microscope, telescope, centrifuge, thermometer
Has a head and a tail but no body
A coin
The boiling temperature of water
100 degrees Celcius
Mirrors facing each other produce infinite reflections
Not true
They don't. Each reflection will be darker than the last and eventually fade into invisibility. Mirrors absorb a fraction of the energy of the light striking them. The total number of reflections mirrors can produce? A few hundred.
Picture 3
Fridge
Technologies developed in the last 100 years
television (1927), computer (1937), nuclear power (1942), Internet (1974)
So delicate that saying its name breaks it
Silence
The number of elements in the periodic table
118
Everything you see happened in the past
True
It takes approximately 50 milliseconds for visual information to process in your brain, by the time you actually see something, it already happened.
Picture 4
Phone
Scientific discoveries made by accident
E.g. penicillin, radioactivity, X-rays, microwave cooking, dynamite,
The more you take, the more you leave behind. What am I?
Footsteps
The smallest country in the world
Vatican City
Bananas are radioactive
True
They contain high levels of potassium, wherein a small amount is radioactive. But it doesn’t require you to quit your yummy banana smoothie as the content of radiation is extremely small.
Picture 5
Computer
Things invented/discovered by women
Radium and polonium, bulletproof fiber, car heater, child carriers, computer algorithm, dishwasher, disposable diaper, home security system, life raft, medical syringe, science fiction etc.
Runs but never walks, has a mouth but never talks, has a head but never weeps, has a bed but never sleeps
A river