A single industrial theatre spotlight hanging from the top and seen from the side. 

Spotlight 

Circle

Two irregular smooth flat clouds and a single star or planet.

A single opened envelope with nothing inside it. 

A single circular tablet with a line down the center. 

A single capsule with differently colored halves.

A single diskette floppy disk with label.  

A single leaf or petal in the shape of a pointy oval.

A busy and overworked manager or employee surrounded by charts, graphs, and notifications.