Moby travels down a halfpipe on his skateboard in five seconds. His speed at the bottom is 10 m/s. What was his acceleration? 2. Moby then goes up the other side of the halfpipe and stops. If that trip also took five seconds, what was Moby's acceleration?

Will make brainlest if answered. I NEED THIS PLZZZ!

Answer choice a test prep

Ithink the answer for this is: an electromagnet is a magnet  with a soft metal core.

In atoms, the electron carries a negative elementary or unit charge; the proton carries a positive charge. the two types of charge are equal and opposite. in an atom of matter, an electrical charge occurs whenever the number of protons in the nucleus differs from the number of electrons surrounding that nucleus.