What holds atoms together in a molecule?

a: densiy
b: gravity
c: physical bonds
d: chemical bonds

If y gets smaller as x gets bigger and y have an relationship?

Awheel of mass 48 kg is lifted to a height of 0.8 m. how much gravitational potential energy is added to the wheel? acceleration due to gravity is g = 9.8 m/s2. a. 30.4 j b. 3.1 j c. 297.9 j d. 11,321 j

What about a rubber band, can it change its shape? is it a solid?