- Gravity always pulls objects such as a desk, book or person down. Thus, when you jump, gravity causes you to land on the ground.
Friction:
- Friction, however, doesn't pull objects down. ... Instead friction occurs when something like a machine or individual pulls a sliding object in the opposite direction of another object.
Answers & Comments
Answer:
Gravity:
- Gravity always pulls objects such as a desk, book or person down. Thus, when you jump, gravity causes you to land on the ground.
Friction:
- Friction, however, doesn't pull objects down. ... Instead friction occurs when something like a machine or individual pulls a sliding object in the opposite direction of another object.