(SECTION w of Ruhstance X
liquid
15. Use the graph paper below to create a graph that compares the densities of the materials
type of graph and include all necessary information to make a formal graph.

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.

Which of the following situations is impossible? a) an object has velocity directed east and acceleration directed east. b) an object has zero velocity but non-zero acceleration. c) an object has constant non-zero velocity and changing acceleration. d) an object has velocity directed east and acceleration directed west. e) an object has constant non-zero acceleration and changing velocity.

The electric field inside a cell membrane is 8.0mn/c. what's the force on a singly charged ion in this field?