What does a Newman projection mainly help visualize in a molecule?

In a Newman projection, the carbon atom closer to the viewer is represented by what?

What is the name for the conformation where the groups on the front and back carbons are as far apart as possible?

Which conformation is generally higher in energy: eclipsed or staggered?

In a Newman projection, what angle of rotation is typically considered when analyzing conformers?

What type of strain arises from the repulsion between the electron clouds of atoms, groups, or bonds in an eclipsed conformation?

For butane, which staggered conformation is the most stable?

What is the gauche interaction in Newman projection?

Which of the following factors contributes to the energy difference between different Newman projections?

The further carbon atom in the Newman projection is represented by which shape?