please answer my electrical question

I have three children who have never had any learning troubles however I babysit 2 kids each day that seem to be a little socially awkward. The oldest (age 5 1/2) won't look me in the eye and can't follow a multi-step instruction. The younger (age 3) has never been able to answer a question I ask...

In order to qualify for the finals in a racing event, a car must achieve an average speed of 270 Km/h on a track with a total length of 1410 m. If a particular car covers the first half of the track at an average speed of 232 km/h, what minimum average speed must it have in the second half of the...

I removed a neon light ficture with a condenser. Once removed there are 2 bundles of wire. The first one has a black, a white a red and a ground. The second one has a black a white and a ground. I suspect this feeds an outlet or the other way around. The blacks were connected together and the...