What type of waves are gramma rays, visible light, and ultraviolet rays?

a. electromagnetic and pressure/longitudinal
b. mechanical and transverse
c. electromagnetic and transverse
d. mechanical and pressure/longitudinal

Under the action of a constant force an object accelerates at 7.8 m/s2. what will the acceleration be if (a) the force is halved? (b) the object's mass is halved? (c) the force and the object's mass are both halved? (d) the force is halved and the object's mass is doubled?

Discuss the difference between thermal energy and heat. (terrance) terrance, egolf, r., congdon, donald. physical science student text, 5th edition. bju press, 2014. vitalbook file.

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