Which of the following statements are true of projectiles? List all that apply.

1. A projectile is a free-falling object.

T

6. A projectile could begin its projectile motion with a downward velocity.

T

2. A projectile experiences negligible or no air resistance.

T

4. A projectile must be accelerating in the downward direction.

T

7. A projectile does not need to be "falling."

T

3. A projectile must be moving in the downward direction.

F

5. A projectile does not have to have horizontal motion.

T