objects at the hoverpark or with each other$).$ We will assume that $($at least at the hoverpark$)$ the force that makes the boards hover is a purely magnetic repulsion between the boards and the hoverpark surface.

You can see a video of a primitive version of a hoverpark here. ends up traveling at $\backslash (1\mathrm{.}50\backslash$mathrm$\{$~m$\}/\backslash$mathrm$\{$s$\}\backslash ),$ due North, and Clara ends up traveling at $\backslash (2\mathrm{.}70\backslash$mathrm$\{$~m$\}/\backslash$mathrm$\{$s$\},27\mathrm{.}0\backslash )$ degrees North of East.

$-$ Part A

What was the original speed of Emma and Clara when they were traveling arm$-$in$-$arm?

$-$ View Available Hint$($s$)$ Previous Answers

Incorrect; Try Again; $8$ attempts remaining

$-$ Part B

In what direction were Emma and Clara originally traveling? degrees CCW from East

Incorrect; Try Again; $9$ attempts remaining

$-$ Part C

How much kinetic energy was added to the Emma$-$Clara system by Clara's push?