cate science brain pop leap year

Leap day is a quadrennial occurrence, what does quadrennial mean?

Occurring exactly every four years.

One solar year lasts ____________ 365 days.

approximatly

Today the winter solstice occurs on dec. 21 when did it fall in the years immediately before the gregorian calendar was adopted?

in late november

why did 1752 only have 354 days in the us and britian?

it marked the switch from the julian to the gregorian calandar

What can you infer about the roman calendar before julius caesar reformed it?

it was extremely flawed

what is a solar year?

the time it takes the earth to make one revolution around the sun.

how did the traditional chinese and hebrew calendars differ from the gregorian calendar?

their months are based on the cycles of the moon

which of the following years was a leap year?

1984

which of the following years was a leap year?

2000

If you were born on a leap year, 1980, how many birthdays would you have celebrated by 2010 {assuming that you only celebrate on leap days}

7