Write a conclusion to this lab in which you discuss when a person on a roller coaster ride would have sensations of weightlessness and when they would have sensations of weightiness. In your discussion, talk about accelerations and forces. Then finish off your conclusion by using Newton's second law to explain why such accelerations and force conditions cause these sensations.

layers of the earth affect the waves and these effects are seen on instruiments such as seimometers

when heated, the valance electrons increased their speed and transferred the heat from electron to electron.   i just took the test.

igneous rocks also form where plates converge. the subducting plate melts as it sinks into the crust of the earth, and the melt rises into the overriding plate forming volcanoes. metamorphic rocks are formed mainly in the lithosphere, wherever there is high pressure and high temperature. -woods

the components of a vector are the parts of the vectors that are to each other.

b perpendicular