A nail is inserted in the trunk of a tree at a height of 1 metre from the ground level. After 3 years the nail will.
A. move downwards.
B. move upwards.
C. remain at the same position.
D. move sideways.
Answer:C
A nail is inserted in the trunk of a tree at a height of 1 metre from the ground level. After 3 years the nail will.
A. move downwards. B. move upwards. C. remain at the same position. D. move sideways.