Which objects will likely have the greatest gravitational force between them? a. Two tennis balls that are near each other
b. Two soccer balls that are near each other
c. Two tennis balls that are touching each other d. Two soccer balls that are touching each other

Hurry click the links to open the resources below. these resources will you complete the assignment. once you have created your file(s) and are ready to upload your assignment, click the add files button below and select each file from your desktop or network folder. upload each file separately. your work will not be submitted to your teacher until you click submit. documents lab report guide file upload accepted file types: .ppt, .pptx, .xls, .xlsx, .doc, .docx, .zip, .pdf, .accdb, .msg delete all add files

Ineed with these last two questions: 1) what are two types of cold air masses that influence the weather in north america? name them and describe their humidity. 2) describe the motion of a cold air mass and a warm air mass and the weather you would expect at a warm front and an occluded front.

The solar panels used by mark function because of the photoelectric effect. light shines on the cells causing electrons to be ejected from the metal, which produces an electric current. at night on mars, no light will fall on the solar cells and no electric current will be generated. according to your notes, what type of light is typically needed to cause the photoelectric effect? a)visible b)ultraviolet c)infrared