7th grade · Social Studies · Unit 13 of 14
World Maps & Globes
Latitude, longitude and map tools
What your child practices
Using maps, globes and other geographic tools: latitude and longitude, hemispheres, continents and oceans, map projections and scale.
Alabama Course of Study content standard: 7.1 · describing the world in spatial terms with maps, globes and geographic tools
How we explain it
Children can open this short lesson before they practice.
- Latitude measures north or south of the equator; longitude measures east or west of the prime meridian.
- N latitude means the Northern Hemisphere; W longitude means the Western Hemisphere.
- GPS and satellite images are geospatial tools that show current conditions.
Example: A city is at 34° S, 151° E. Which hemispheres is it in? S means south of the equator. E means east of the prime meridian. Answer: Southern and Eastern
World Maps & Globes in Alabama
In the Alabama Course of Study, this is unit 13 of 14 in 7th grade Social Studies, after Assyria, Phoenicia & Persia and before World Regions.
Gradelings describes a child's practice on this unit as Beginning, Approaching, Meeting or Exceeding (Four practice steps). That reflects practice, not a report-card mark: the teacher decides the mark.
Sample questions
A taste of this unit. In the app, questions change every time and get easier or harder to match your child.
Question 1
Time zones change roughly every 15° of longitude because…
- Earth turns 360° in 24 hours
- There are 15 continents
- The equator is 15° long
- Maps are 15 inches wide
Earth turns 360° in 24 hours
Hint: 360 ÷ 24 = 15.
Question 2
The prime meridian divides Earth into…
- Summer and winter
- Eastern and Western Hemispheres
- Oceans and continents
- Northern and Southern Hemispheres
Eastern and Western Hemispheres
Hint: East half and west half.
Question 3
The equator divides Earth into…
- Land and water
- Eastern and Western Hemispheres
- Northern and Southern Hemispheres
- Day and night
Northern and Southern Hemispheres
Hint: North half and south half.
Question 4
A map projection always distorts some…
- nothing at all
- colors only
- shape, size, distance or direction
- names only
shape, size, distance or direction
Hint: A round Earth on a flat page.
Question 5
GPS and satellite images are examples of…
- primary sources from Rome
- weather myths
- geospatial technologies
- ancient artifacts
geospatial technologies
Hint: Tools that map Earth from data.
Question 6
On a Mercator projection, why does Greenland look as big as Africa?
- Greenland really is bigger
- Areas near the poles are stretched
- The map is upside down
- Africa is shrinking
Areas near the poles are stretched
Hint: Africa is about 14 times bigger.