Which type of mass movement do you think is the least dangerous. Explain your answer!

Most energy in an ecosystem comes originally from_

Astronomers discover an exoplanet (a planet of a star other than the sun) that has an orbital period of 3.87 earth years in its circular orbit around its sun, which is a star with a measured mass of 3.59 x 1030 kg. find the radius of the exoplanet's orbit.

Individuals who live below the poverty line get seriously ill more often than those who do not what could be the hidden variable in this situation?