Science Buddies: "Ask an Expert"

HI !! guys out there !! my little brother want me to help him in their school science project..
it is based on topic related to this one . this forum contains the relativaly good amount of information that could help him
in his project. there is nothing to ask right now,cause we r on beginning stage of our project.
but, we deeply obliged by this indirect help on this forum....thanks for that......see u soon..

Sightline Payments Kirk Sanford
typy

Just an FYI - I split this topic from the topic "Solar Cars" in this same forum to allow the Experts to be better able to help the students starting this new project.