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spring thing

Soon, yes in March, it will officially be the first day of spring! So to celebrate, with a terrible play on words, here's a quiz, all about springs and springiness, including bungee jumping and the lifts of the Empire State building!

There are 10 Slinkys to be won so spring into action! It's not the easiest quiz ever, so spring a surprise on your family and bounce them in to help you!

All wound up?

Click here for the answers...

01
 Betty Oliver survived a fall of 75 stories when the cable snapped in the Empire State Building lift. What piled up on the ground below the lift and acted like a spring, saving her life?
Bricks
The lift cable
Other lifts

02
 Which scientist has a law named after him which explains how springs and other stretchy things stretch?
Hooke
Line
Sinker

03
 What part of a cell has a double helix shape - like two springs coiled together?
Cell membrane
Chloroplast
DNA

04
 To jump higher on a pogo stick you need to jump...
On very soft ground
In time with the spring's natural frequency
Only once a week

05
 Which of these household items was reinvented by Trevor Bayliss in 1994 to use wind-up technology and springs?
Oven
Radio
Washing machine

06
 When a bungee jumper is at the bottom of their fall - before they ping back up into the air again - their energy is in what form?
Nuclear energy
Kinetic energy
Elastic potential energy

07
 Which of these clocks does not need cogs to tell the correct time?
Pendulum clock
Wind-up alarm clock
Atomic clock

08
 Which of these parts of the human body act like a spring, absorbing the shock of walking?
Foot arch
Thigh bone
Hair follicles on the legs

09
 Most forms of electricity generators require cogs and gears to help convert motion energy into electrical energy - which of these does NOT need gears because there are no moving parts?
Solar power
Wind power
Tidal power

10
 Springs can be stretched and compressed along their length, called extension springs, or twisted making the spring rotate, these are called torsional springs. Where would you typically find a torsional spring?
A mattress
A measuring scale
A mouse trap

Answers

1= The lift cable • 2= Hooke • 3= DNA • 4= In time with the spring's natural frequency • 5= Radio • 6= Elastic potential energy • 7= Atomic clock • 8= Foot arch • 9= Solar power • 10= A mouse trap

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