Chapter 5 - Projectile Motion Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

What is a projectile?

A

Any object that moves through the air or space, acted on only by gravity (and air resistance, if any.)

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

What are the components of a vector?

A

The two vectors at right angles that add up to a given vector.

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

Does the vertical component of velocity of a projectile have any effect on the horizontal component of velocity of the projectile?

A

No. The perpendicular components of a vector are independent.

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

Describe the horizontal component of velocity of a projectile.

A

The horizontal component of velocity of a projectile remains constant throughout its flight (assuming no air resistance.)

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

Describe the vertical component of velocity of a projectile.

A

The vertical component of a projectile’s velocity is like the motion for a freely falling object.

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

What is the initial vertical velocity of a horizontally launched projectile?

A

Zero.

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

What is the range?

A

The horizontal distance traveled by a projectile.

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

What launch angle will give you the maximum range for a projectile?

A

45 degrees.

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

What is the vertical velocity of a projectile at its highest height?

A

Zero.

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