Mountains, plains, and the ocean floor. Water on Earth: Rivers, lakes, and the global water cycle.
The imaginary line that divides the Earth into Northern and Southern Hemispheres. ( Answer: Equator )
By the 6th grade, the curriculum expands to include complex systems like the , hydrosphere , and atmosphere . Using a scanword helps:
Recalling terms like azimuth , meridian , or epicenter becomes easier when you have to fit them into a grid.