Interactive practice questions
The Earth turns $360^\circ$360° in $24$24 hours.
a
How many degrees does it turn in $1$1 hour?
b
For every $75^\circ$75° of longitude, what is the time difference (in hours)?
c
For every $1^\circ$1° of longitude, what is the time difference (in minutes)?
Easy
2min
Greenwich Mean Time (GMT) is on the $0^\circ$0° meridian. What is the difference in time between the sunrise in Greenwich and the sunrise in a city at a longitude of:
Easy
2min
If location A has longitude $50^\circ$50° west of location B, which of the following is true?
Easy
< 1min
The time in Denver is GMT $-7$−7.
Easy
1min
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