Webuildthemetricsystemontens.Itislikeourmoneysystem.Adollarisone-hundredcents.Ameter,inthesameway,isonehundredcentimeters.Akilometerisonethousandmeters.
Centimetersarelikeinches.Theymeasuresmallthings.Ittakesabouttwoandahalfcentimeterstomakeaninch.
Kilometersarelikemiles.Theyareusedtomeasurelongdistances.Akilometerisalittlemorethanhalfamile.
Itiseasytousemetricmeasuresbecausetheyareintens,hundreds,orthousands.Whenyouuseinches,youhavetoknowmanydifferentunits.Youhavetoknowthattwelveinchesareafoot.Threefeet,orthirty-sixinches,makeayard.Amileisfivethousandtwohundredandeightyfeetoronethousandsevenhundredandeightyyards.
Butwithmeters,tencentimetersmakeadecimeter.Tendecimetersmakeameter.Athousandmetersmakeakilometer.
Fromthestoryyoucantellthat________.
A
centimetersarelongerthanfeet
B
inchesandfeetarenolongerused
C
kilometersperhourtellshowfastyouaregoing
D
twelvefeetareayard
Thestoryasawholeisabout________.
A
dollarsandmeters
B
thesystemoftens
C
measuringdistances
D
centimetersandinches
Isayardthirty-sixinches?
A
Yes.
B
No.
C
Doesnotsay.
D
Maybe.
Isaninchlongerthanacentimeter?
A
Yes.
B
No.
C
Doesnotsay.
D
Maybe.