Which statement below is correct concerning uv waves? a) uv waves are longer and carry more energy b) uv waves are higher frequency and carry more energy c)uv waves have a lower frequency and carry more energy d)uv waves travel faster than visible light and have more energy

Velocity is a description of both speed and direction, therefore it - a vector - a force arrow - the same as acceleration - a magnitude

Explain what happens at the saturation point when adding salt to water at room temperature.

Aprisoner is forced to go into one of three rooms, but he can choose which room. the first room is ablaze with fire. the second one is rigged with explosives that will go off as soon as he enters. the third contains a pair of lions who haven't eaten in years. which room should he choose to survive?