Q 01/05

Which coordinate specifies a point's north–south position on Earth?

A) Longitude

B) Altitude

C) Azimuth

D) Latitude

Answer · why

D) Latitude

It runs from −90° at the South Pole to 90° at the North Pole, with 0° at the Equator.

Q 02/05

Lines of constant latitude are known as what?

A) Graticules

B) Tangents

C) Parallels

D) Meridians

Answer · why

C) Parallels

They run east–west as circles parallel to the Equator; only the Equator itself is a great circle.

Q 03/05

What are the imaginary pole-to-pole lines connecting points of equal longitude called?

A) Isobars

B) Meridians

C) Tropics

D) Parallels

Answer · why

B) Meridians

The prime meridian defines 0° longitude; its anti-meridian is at 180°.

Q 04/05

Which Greek letter is conventionally used for latitude in English texts?

A) Phi

B) Delta

C) Theta

D) Lambda

Answer · why

A) Phi

Longitude gets lambda (λ); both are measured in degrees, minutes and seconds.

Q 05/05

Which Greek letter usually denotes longitude?

A) Omega

B) Sigma

C) Phi

D) Lambda

Answer · why

D) Lambda

Positive longitudes lie east of the prime meridian and negative ones west.