Projective Motion Flashcards

1
Q

A projective is

A

Any object moving though the air unassisted (free falling, self-propulsion, ect.)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

A trajectory is

A

The flight path of a projective

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

What are the three general shapes of a trajectory

A

l. Vertical trajectory (directly up and down)
2. Oblique trajectory (curved)
3. Horizontal trajectory (higher to lower : in a stright-ish line)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Projectile motion is a form of what type of motion

A

Linear

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Range is

A

The distance covered by a projectile

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Projectile motion often falls under the sub category of

A

Curvilinear motion

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Do horizontal and vertical components of a trajectory affect each other

A

No they are independent

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

The vertical component of a projectile is primary affect by

A

Gravity

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

What determines the flight time of a projectile

A

The vertical component

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

What determines the range (distance traveled) of a projectile

A

The horizontal component

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Apex is

A

The highest point of the trajectory

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

At the apex of a projectile what is vertical component at

A

Zero

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

At the apex of a projectile what is vertical component at

A

Zero

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

VY means

A

Vertical component

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

VX means

A

Horizontal component

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

The horizontal distance with no concern for direction is called

A

The range

17
Q

Projection speed is

A

The speed at which the projectile is moving at the point of release

18
Q

Projection is an average or instantaneous quantity

A

Instantaneous

19
Q

Projection angle is

A

The angle at witch a projectile is thrown at

20
Q

Projection speed and projection angle both play a role on height and/or range but what one is more important

A

Projection angle

21
Q

What is the optimal angle for a human

A

45 degrees

22
Q

What are 3 factors to achieve greatest range in a projectile

A

l. Projection angle
2. Projection speed
3. Relative height of projection

23
Q

Relative projection height is

A

The difference between the point of realease and the landing point

24
Q

In projective motion acceleration is

A

Constant