Two places are 30 degrees of longitude apart. What is the difference in local solar time between them?
Answer and explanation
Correct answer: C. 2 hours
- Step 1: The Earth turns 15 degrees every hour.
- Step 2: 30 / 15 = 2 hours.
Answer
2 hours.
Why not the others: 3 hours: the longitude was divided by 10 instead of 15. 30 hours: degrees were treated as hours. 4 hours: the time difference was doubled.
Practise more Map and number skills.
Free questions with an explanation for every one, and full timed Iraqi Sixth Preparatory (Baccalaureate) - Literary Branch mock tests.
More Map and number skills questions
- On a map with a scale of 1 : 50000, two towns are 4 cm apart. What is the real distance between them?
- On a map with a scale of 1 : 25000, two towns are 6 cm apart. What is the real distance between them?
- On a map with a scale of 1 : 100000, two towns are 3 cm apart. What is the real distance between them?
- On a map with a scale of 1 : 50000, two towns are 7 cm apart. What is the real distance between them?
- On a map with a scale of 1 : 250000, two towns are 2 cm apart. What is the real distance between them?
- A province has a population of 40000 and an area of 400 square km. What is its population density?