Answer:
See explanation.
Step-by-step explanation:
Answer to 14. Gravity.
Gravity is a force that pulls people and objects to the ground.
Answer to 15. Applied force.
Answer to 16. Gravity and Acceleration.
The apple is accelerating to the ground, and gravity is pulling it toward the ground.
Answer to 17. Normal force.
When It is at rest, it has a normal force.
hope this helps.
