Sheet #18

1. 01

   ReferenceTennis ball6.7 cm

   To size upHen40 cm

   Measured Height of an adult hen standing, comb included

   Chickens descend mainly from the red junglefowl of Southeast Asia.

2. 02

   ReferenceDandelion30 cm

   To size upDouble bed2 m

   Measured Length of a standard double bed

   A queen-size bed is 1.50 m wide and 2 m long.

3. 03

   ReferenceBasketball24.2 cm

   To size upSaltwater crocodile4.5 m

   Measured Length of an adult male saltwater crocodile

   It is the largest living reptile.

4. 04

   ReferenceQuetzalcoatlus10.5 m

   To size upChild1.16 m

   Measured Average height of a 6-year-old child

   By age 6, a child has reached about two thirds of their adult height.

5. 05

   ReferenceTransmission tower45 m

   To size upContainer ship400 m

   Measured Overall length of the container ship Ever Given

   In 2021 this ship blocked the Suez Canal for six days.

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