II. Line: Octopus

II. Line and Space

Straight lines: Lines traced by a point traveling in a constant direction.

Lynn Chadwick, Pair of Walking Figures

Magdalena Abakanowicz, Sagacious Head

Max Ernst, Lunar Asparagus

Shay Alkalay, Stack

Tony Smith, Free Ride

Curved lines: Lines that are always bending and change directions gradually.

Alexander Calder, Elephant Chair with Lamp

Brian Ferriby, Leaves of Grass II

Jeppe Hein, Modified Social Bench I

Robert Morris, Untitled

Steve Tobin, Steelroots

Vertical lines: Lines that straight up and down.

Berlinde de Bryuckere, Takman

Louise Bourgeous, Quarantania III

Louise Bourgeous, The Blind Leading the Blind

Magdalena Abakanowicz, Agora

Vassillikis Takis, Le Bassin

Horizontal lines: Lines that are parallel to the horizon.

Alberto Giancometti, Nose

Constantine Brancusi, Kiss

Donald Judd, Untitled

Jean Tinguely, Le Cyclop/La Tete

Leonardo Drew, Number 33A

Diagonal lines: Lines having a slanted direction.

Francois Morellet, 4 Self-Distorting Grids

Mark di Suvero, Iroquois

Mark di Suvero, Mozart's Birthday

Michael Hall, Brahma

Rebecca Horn, Knuggle Dome for James Joice

Actual lines: Lines which are physically present in a design.

Caro Sweet, Indiana Visionary

Donald Judd, Untitled (Stack)

Edward Krasinski, Perpendiculars in Space

Jesus Soto, Penetrables

Lucio Fontana, Concetto Spaziale

Implied lines: Lines in a work that are subtlety perceived by the viewer but have no physical form.

Abdi Setiawan, The Shooter #1

Jesus Soto, La Esfera

Jesus Soto, Virtual Cube

Magdalena Abakanowicz, Five Dancing

Rebecca Horn, High Moon

Sight line: A viewing line that is established by the arrangement of objects within one's field of vision.

Space: The area within or around an area of substance.

Leonardo Drew, 177T

Louise Bourgeois, Untitled

Pablo Picasso, Maquette for Guitar

Robert Morris, Untitled (Pink Felt)

Tom Otterness, Large Sad Sphere

Presence and Absence in space: The way the piece occupies and uses the environment surrounding it.

Leonardo Drew, Number 39A

Menashe Kadishman, Suspended

Nancy Graves, Fruit of Mystery

Pablo Picasso, Baboon Head

Pablo Picasso, Woman

Opened Space: Space that is not completely enclosed by a line.

David Smith, Twenty Four Green Ys'

Jim Johnson, Freedom of Movement

Julio Gonzalez, Head

Louise Bourgeois, Spider Storm King

Michael Maxson, New Growth

Closed Space: Space that is not completely enclosed by a line.

Alberto Giancometti, Gazing Head

George Rickey, Annular Eclipse VII

Max Ernst, The King Playing with the Queen

Michael Hall, Amaranth

Sol LeWitt, Corner Piece No. 2

Kinetic Form: A form that actually moves.

George Rickey, Diptych - The Seasons

George Rickey, Two Rectangles

Laszlo Moholy-Nagy, Nickel Construction

Lynn Chadwick, Ace of Diamonds

Mark di Suvery, Bojangles

Proximity: The distance between visual or structural elements or between an object and the audience.

Christo, Package 1961

David Smith, History of LeRoy Borton

Jean Tinguely, EOS

Leonardo Drew, Number 49

Man Ray, Gift

Closure: The mind's inclination to connect fragmentary in formation to produce a completed form.

Jene Highstein, Jacobean Staircase

Ken Price, Steeps

Leonardo Drew, 160T

Robert Morris, Labyrinth

Robert Morris, Untitled 2