longitude

1. What does longitude measure?

• Distance north or south of the Equator

• Distance east or west of the Prime Meridian

• Height above sea level

• Distance around the Earth's equator

2. What is the Prime Meridian?

• The line at 90° latitude

• The line at 180° longitude

• The 0° longitude line passing through Greenwich, England

• The equator

How many degrees are there in a full circle of longitude?

• 90°

• 180°

• 270°

• 360°

Each degree of longitude is divided into how many minutes?

• 10

• 60

• 100

• 30

Each minute of longitude is divided into how many seconds?

• 10

• 60

• 100

• 30

What does the notation 45° 30′ 15″ E represent?

• 45 degrees, 30 minutes, and 15 seconds east of the Prime Meridian

• 45 degrees, 30 minutes, and 15 seconds north of the Equator

• 45 degrees, 30 minutes, and 15 seconds west of the Prime Meridian

• 45 degrees, 30 minutes, and 15 seconds south of the Equator

Why are degrees, minutes, and seconds used in measuring longitude?

• To make maps look more complex

• To provide precise locations on Earth's surface

• To confuse navigators

• Because the Earth is flat

How many minutes are there in 2 degrees of longitude?

• 30

• 60

• 90

• 120

If a location is at 0° longitude, where is it located?

• At the North Pole

• On the Equator

• On the Prime Meridian

• At the South Pole

What is the purpose of dividing degrees into minutes and seconds in longitude measurements?

• To complicate calculations

• To allow for more precise location identification

• To align with time measurements

• To match the Earth's rotation speed