competitions & quizzes...pit your wits & win with Planet Science
length quiz
Clicked on the Quiz Page? Well, why don’t you stay – just a little bit longer...
This quiz is the sister to our Height and Depth quizzes... and tackles length.
To cut a long story short - get all the answers right and you stand to win a very groovy string of lights to snake around your room for a bit of guest dazzling.
What are the odds on you winning?
NOT AS LONG AS YOU THINK...
01In which animal’s mouth would you find the longest tongue (about 50cm)?
The anteater
The giraffe
The puma
02What is the longest muscle in the human body?
Extensor digitorum, straightens the fingers
Sartorius, bends the knee and twists the leg
Frontalis, raises the eyebrows
03 What is the average length of a human eyeball?
1 cm
2.5 cm
4 cm
04 The Nile is the longest river in the world, it flows through 9 African countries. How long is it from the source of the White Nile?
666,695 km
6,695km
695km
05 Which of these units is NOT used to measure length?
Angstrom
Parsec
Lux
06 Until 1960 a metre was based on the length of a platinum and iridium bar at 0°C. In which city was this bar kept?
London
Paris
New York
07 At 5.15 metres, Hoo Sateow of Chang Mai, Thailand, had the longest what?
Toenails
Fingernails
Hair
08 If all of the chromosomes in a single human cell were unravelled and laid end to end how far would they stretch?
2 centimetres
2 metres
2 kilometres
09 The dinosaur therizinosaurus (scythe lizard) had claws 91cm long. Surprisingly this dinosaur was probably...
Omnivorous
Herbivorous
Carnivorous
10 According to the theory of relativity the faster an object is moving the SHORTER it gets. At 99% of the speed of light (1,068,460,320 km/hr) how short would a meter rod become?
0.14 metres
1.58 metres
1.99 metres
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