projectile motion

Question 1

Factors that influence
projectiles

Answer 1

Projection angle
■ Projection velocity
■ Projection height

Question 2

What is the relationship between ground and apex?

Answer 2

If it takes one second to get from the ground to the apex, it takes the same amount of time to get from apex to ground

Question 3

aVert on the way up is?

Answer 3

-9.81 m/s^2

Question 4

aVert on the way down is?

Answer 4

9.81 m/s^2

Question 5

What is aHorizontal always?

Answer 5

0 m/s^2

Question 6

Vf =

Answer 6

vi+at

Question 7

d =

Answer 7

vit+ 1/2at^2

Question 8

Vf^2 =

Answer 8

Vi^2+2ad

Question 9

If there is an angle involved you use?

Answer 9

SOH or CAH to find what the Vi actually is

Question 10

If you want to find the vertical Vi with an angle which do you use?

Answer 10

SOH
sin 0 = viv/vir

Question 11

If you want to find the horizontal Vi with an angle which do you use?

Answer 11

CAH
Cos 0 = viH/vir