A Skateboarder and an Observer

A Skateboarder and an Observer#

Abbas is on a skateboard and has an initial velocity of (0.268 \(m/s\)) \(\hat{\imath}\) relative to Maya who is at rest with respect to the earth. Just as they are gliding past Maya, Abbas throws a ball in the positive \(x\)-direction from a height of 1.17 m. According to Abbas, the ball has an initial velocity of (5.83 \(m/s\)) \(\hat{\imath}\).

Part 1#

What is the initial velocity of the ball according to Maya?

Answer Section#

Please enter in a numeric value in \(m/s\).

Part 2#

How long is the ball in the air?

Answer Section#

Please enter in a numeric value in \(s\).

Part 3#

Relative to Maya, where does the ball land?

Answer Section#

Please enter in a numeric value in \(m\).

Part 4#

If the mass of Abbas plus the skateboard is 54.2 \(kg\) and the ball has a mass of 2.94 \(kg\), what is Abbas’s speed, as measured by Maya, immediately after releasing the ball?

Answer Section#

Please enter in a numeric value in \(m/s\).

Part 5#

Relative to Abbas, where does the ball land?

Answer Section#

Please enter in a numeric value in \(m\).

Attribution#

Problem is licensed under the CC-BY-NC-SA 4.0 license.
The Creative Commons 4.0 license requiring attribution-BY, non-commercial-NC, and share-alike-SA license.