PLEASE HELP I WILL GIVE BRALINEST How do friction and gravity affect motion? (Hint: Give an example of how EACH of them affects motion)

What force causes a feather to fall slower than a bowling ball?

What is the difference between mass and weight? (We have discussed this before in previous units)

The two most prominent wavelengths in the light emitted by a hydrogen discharge lamp are 656 nm(red) and 486 nm (blue). light from a hydrogen lamp illuminates a diffraction grating with 520lines/mm , and the light is observed on a screen 1.5m behind the grating. part a what is the distance between the first-order red and blue fringes? express your answer to two significant figures and include the appropriate units.

How many neutrons does element x have if it’s stormy umber is 33 and it’s mass number is 95?

An incident ray through the focal point of a spherical mirror will: reflect through the center of curvature. reflect back through the focal point. reflect parallel to the principle axis. reflect the same direction as the incident ray.