What are the si base units for length, mass, and time?

Heena wants to measure the volume of a ball that is 24 cm across. how should she set up her equation?

Which of the following are guidelines to follow for obtaining accurate observations

Although longitudinal waves can travel through all media types what is the disadvantage of this type of wave transmission? a) he efficiency of he wave transmission is greatly diminished as the media becomes less dense b) the oscillation of one set of particles has a huge impact on neighboring particles c) particles become too close together as they bump into each other making it more likely to hit other particles down the line