homework encyclopedia

SPACE

CONTENTS

METRIC IMPERIAL DATES

MEASUREMENTS AND ABBREVIATIONS

mm millimetre

cm centimetre

m metre

km kilometre

sq km square kilometre

km^2 square kilometre

km/h kilometres per hour

̊C degrees Celsius

g grams

kg kilograms

in inches

ft feet

yd yards

sq miles square miles

miles^2 square miles

mph miles per hour

̊F degrees Fahrenheit

oz ounces

lb pounds

c. circa (about)

BCE before the

Common Era

CE Common Era

b. born

d. died

r. reigned