Exploring Mathematics Chapters 1-2 Flashcards
1
Q
season
A
due to the tilt of the earth’s axis, equal to three months
2
Q
year
A
earth revolves around the sun once
3
Q
day
A
earth rotates on its axis once
4
Q
month
A
moon revolves around the earth once
5
Q
week
A
seven days
6
Q
The first calendar with a leap year every four years was the one …
A
authorized by Julius Caesar
7
Q
The inventors of the hourglass
A
Romans
8
Q
Military time has hours numbered from 0000 to
A
2400
9
Q
Time zones were introduced when it became common to travel by …
A
trains
10
Q
What is the main reason to have leap days?
A
So the calendar will match the seasons or so the calendar year will be the same length as the solar year.
