what features of stars are plotted on the Hertzsprung-Russell diagram? density and mass B. physical structure and composition apparent magnitude and luminosity brightness and surface temperature

The necleus of an atom is made up of what subatomic particles?

Two rigid transformations are used to map δhjk to δlmn. the first is a translation of vertex h to vertex l. what is the second transformation? a reflection across the line containing hk a rotation about point h a reflection across the line containing hj a rotation about point k

Lacie kicks a football from ground level at a velocity of 13.9 m/s and at an angle of 25.0° to the ground. how long will the ball be in the air before it lands? how far will the football travel before it lands?