Sheet #9

1. 01

   ReferenceWashing machine85 cm

   To size upFridge1.85 m

   Measured Height of a standard fridge-freezer (ballpark)

   The recommended temperature inside is about 4 °C.

2. 02

   ReferenceSmartphone14.7 cm

   To size upHen's egg5.7 cm

   Measured Height of a medium hen's egg

   The shell makes up about 10% of the egg's weight.

3. 03

   ReferenceEmperor penguin1.15 m

   To size upNewborn50 cm

   Measured Average length of a full-term newborn

   Its head is about a quarter of its total length.

4. 04

   ReferenceShipping container6.06 m

   To size upInternational Space Station109 m

   Measured Span of the International Space Station, solar arrays included

   It circles the Earth in about 90 minutes.

5. 05

   ReferenceAdult foot26.5 cm

   To size upOstrich2.4 m

   Measured Height of an adult male common ostrich

   It is the largest living bird: it cannot fly but runs at over 60 km/h.

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