FORCES AND MOTION Crossword

the degree of compactness of a substance
anything that has mass and takes up space
the power to attract
a material through which electric current can pass
the ability to do work
the forces that attracts a body toward the center of the earth
the resistance to the motion of one object moving relative to another
when light bounces off an object
bending of light as it passes from one substance to another
forces that are equal but opposite in direction
forces that cause a change in the motion of an object
the act of something that obstruct or hinders