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Velocity Vector Components Practice

Last updated 3 days ago

20 questions

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Question 15

15.

The average hangtime for a football punt is 4.6 seconds. What is the average max height it reaches?

A ball is thrown with a vx of 20m/s and a vy of 25m/s. 

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Use the Kahn Academy Lesson to help you answer these questions. You can copy/paste this link: https://www.khanacademy.org/science/physics/two-dimensional-motion/two-dimensional-projectile-mot/a/what-are-velocity-components 

The Khan Academy Lesson should also be linked in Google Classroom. 

If you have any questions, feel free to ask your teacher for help! You can edit your responses and resubmit.

Question 1

1.

Question 2

2.

Question 3

3.

Question 4

4.

Question 5

5.

Question 6

6.

Component Calculations

For this next section, you'll be calculating actual components using trigonometry (SOH CAH TOA). 

For short answer questions, use the correct units. Round to 1 or 2 decimal places.

Question 7

7.

Question 8

8.

Question 9

9.

Jimin kicks his leg at an 80° angle during Idol. If his leg is moving at 7 m/s, what is the horizontal component?

Question 10

10.

Jimin kicks his leg at an 80° angle during Idol. If his leg is moving at 7 m/s, what is the vertical component?

Question 11

11.

A wild pidgey is flying quickly over Pallet Town and dives to attack a caterpie. Its velocity as it dives is 17 m/s, and it is diving at an angle of 45° from the horizontal. What is the vertical component of the pidgey's velocity?

Question 12

12.

A wild pidgey is flying quickly over Pallet Town and dives to attack a caterpie. Its velocity as it dives is 17 m/s, and it is diving at an angle of 45° from the horizontal. What is the horizontal component of the pidgey's velocity?

Question 13

13.

A Simba is yeeted at 25 m/s at an angle of 45°. What is the horizontal component?

Question 14

14.

A Simba is yeeted at 25 m/s at an angle of 45°. What is the vertical component?

Question 16

16.

What is the overall vi?

Question 17

17.

What is the time it takes to reach the top?

Question 18

18.

What is the hangtime of the ball?

Question 19

19.

What is the max. height of the ball?

Question 20

20.

What is the range of the ball?

Which projectile angle will have the farthest range?

45°

90°f

30°

60°

If a projectile is launched at 60°, which component will be larger?

They're both the same.

Vertical

Horizontal

If a projectile is launched at 45°, which component will be larger?

Horizontal

They're both the same.

Vertical

Where along the trajectory of a projectile is the vertical velocity 0 m/s?

Start (after being launched)

Going Up

Top

Going Down

End (before hitting the ground)

Where along the trajectory of a projectile is the magnitude of the object's vertical velocity at its highest point?

Start (after being launched)

Going Up

Top

Going Down

End (before hitting the ground)

How does the velocity in the x-direction change over the course of a projectile's trajectory?

Decreases

Increases

Stays the same

Which trigonometric function will you use to find the horizontal component?

tangent

cosine

sine

Which trigonometric function will you use to find the vertical component?

tangent

sine

cosine