Projectiles

Question 1

State 3 modelling assumptions.

Answer 1

1. Ignore air resistance.
2. Constant force due to gravity.
3. The motion takes place in a vertical plane.

Question 2

When calculating maximum height or time of flight, do you consider vertical or horizontal motion?

Answer 2

Vertical motion.

Question 3

When calculating range, do you consider vertical or horizontal motion?

Answer 3

Horizontal motion.

Question 4

What does it mean, when the vertical component is 0?

Answer 4

The particle is at maximum height.

Question 5

Finish the sentence, the horizontal velocity remains…

Answer 5

constant.