Deck 7: The Time of Day

Question 1

This divides the east and west halves of the sky:

A) ecliptic
B) meridian
C) zenith
D) nadir

Answer 1

meridian

Question 2

Time zones are divided into 24 hours which is every _____ degrees of longitude.

A) 10
B) 12
C) 24
D) 15

Answer 2

15

Question 3

The nuisance of having different times across the globe can be solved by using

A) international time.
B) standard time.
C) daylight saving time.
D) universal time.

Answer 3

universal time.

Question 4

A solar day is

A) the time it takes from one sunrise on one day, to the sunrise on the following day.
B) the time it takes the Sun to go from its highest point in the sky one day, to its highest point in the sky on the following day.
C) the time it takes from one sunset on one day, to the sunset on the next day.
D) the time it takes from sunrise to sunset.

Question 5

The time of the stars called sidereal day is about __________ shorter than the solar day.

Question 6

When you cross the ______________________ the date changes.

Question 7

The leap second is added to keep the clocks in agreement with the sun and stars.

Question 8

A. M. stands for Ante Meridian.