Velocity Vector Components Practice

Last updated about 3 years ago

20 questions

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.

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.

Velocity Vector Components Practice

What is the range of a projectile?

Which projectile angle will have the farthest range?

If a projectile is launched at 30°, which component will be larger?

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

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

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

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

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

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

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

A soccer ball is kicked up and to the right at an angle of 30° degrees with a speed of 24.3 m/s as seen in the image. What is the vertical component of the velocity at the moment shown?

A soccer ball is kicked up and to the right at an angle of 30° degrees with a speed of 24.3 m/s as seen in the image. What is the horizontal component of the velocity at the moment shown?

A person sits in a shopping cart and rolls down a 60° hill. If their initial velocity was 12 m/s, what is the horizontal component of the person?

A person sits in a shopping cart and rolls down a 60° hill. If their initial velocity was 12 m/s, what is the vertical component of the person?

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

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

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?

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?

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

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

What is the range of a projectile?

Which projectile angle will have the farthest range?

If a projectile is launched at 30°, which component will be larger?

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

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

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

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

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

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

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

A soccer ball is kicked up and to the right at an angle of 30° degrees with a speed of 24.3 m/s as seen in the image. What is the vertical component of the velocity at the moment shown?

A soccer ball is kicked up and to the right at an angle of 30° degrees with a speed of 24.3 m/s as seen in the image. What is the horizontal component of the velocity at the moment shown?

A person sits in a shopping cart and rolls down a 60° hill. If their initial velocity was 12 m/s, what is the horizontal component of the person?

A person sits in a shopping cart and rolls down a 60° hill. If their initial velocity was 12 m/s, what is the vertical component of the person?

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

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

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?

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?

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

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