Tidal Theory*

Question 1

Who am I? Periodic motion of the waters of the sea due to changes in the attractive forces of the moon and sun upon the rotating earth

Answer 1

Tide

Question 2

Who am I? Horizontal motion of water due to changes in the tide.

Answer 2

Tidal Stream

Question 3

Who am I? A maximum tide raising force is produced when the Sun and Moon are in line with each other and the Earth​

Answer 3

Spring tide

Question 4

Who am I? A minimum tide-raising force occur twice every lunar month when Sun and Moon are a line

Answer 4

Neap Tide

Question 5

Who am I? When High Water takes place shortly after the Moon’s meridian transit (upper and lower) (big variation)

Answer 5

Semi-Diurnal Tide

Question 6

Who am I? When the moon is between the sun and the earth

Answer 6

Perigee

Question 7

Who am I? When the earth is between the sun and the moon (moon outside)

Answer 7

Apogee

Question 8

Who am I? New moon

Answer 8

Conjunction

Question 9

Who am I? Full moon

Answer 9

Opposition

Question 10

Name the 8 phases of the moon

Answer 10

new moon: Pitch black
Waxing crescent
First quarter
Waxing gibbous
Full moon
Waning gibbous
Last quarter
Waning cresent

Question 11

What is the difference between the southern hemisphere view and the northern?

Answer 11

Southern: starts in the west
Northern: starts in the east