If I double the mass between two objects, what happens to their gravitational Force? *

F=g
Gm, m
r2

A. 4x bigger
B. 4x smaller
C. 2x bigger
D. 2x smaller

The transfer of heat through the movement of a gas or liquid a. convection b. conduction c. radiation

A26 cm object is 18 cm in front of a plane mirror. a ray of light strikes the object and is reflected off the mirror at a 42-degree angle. what is the angle of reflection? degrees what type of image is formed? what is the size of the image? cm

Gabby calls her cousin who lives in a different state and tells her to turn her radio to channel 98.7 so they can listen to their favorite song that is playing. her cousin turns her radio to 98.7, but does not hear the same song gabby hears. which most likely explains why?