This is the 13387th most frequent Korean word.
땅에
"땅에" means "on the ground" or "to the ground" in English.
The word "땅에" signifies the ground as the location where the flower seeds were planted.
땅에 꽃씨를 심었습니다.
I planted flower seeds in the ground.
Here, "땅에" refers to the surface of the ground where the apple was found.
땅에 떨어진 사과를 주웠다.
I picked up the apple that had fallen on the ground.
"땅에" denotes the act of lying on the ground as a place of activity.