This Canadian scientist observed cracks in continents similar to the ones in the ocean floor. He suggested that Earth's lithosphere is broken into separate sections called plates.

Tags

NGSS.MS-ESS2-3

Match the following theories with their famous researchers!

• Continental

  Drift Theory

• Alfred Wegener

• Earth's Tectonic

  Plate Theory

• J. Tuzo Wilson

• Sea-Floor Spreading Theory

• Harry Hess

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

J. Tuzo Wilson combined Wegener's (a)   and Hess's ​ (b)   with his own ​ (c)   to create one well-tested ​ (d)   that explained all of the observations!

• Continental Drift Theory
• Sea-Floor Spreading Theory
• Plate Tectonic Theory
• Scientific Theory

Tags

NGSS.HS-ESS1-5

The theory of ​ (a)   states that pieces of Earth's ​ (b)   are in slow, constant ​ (c)   , driven by ​ (d)   in the mantle. This theory explains the formation, movement, and ​ (e)   of Earth's tectonic plates.

• plate tectonics
• lithosphere
• convection currents
• subduction
• motion

Tags

NGSS.MS-ESS2-3

Label the scientists correctly!

a

b

c

Alfred Wegener

Harry Hess

J Tuzo Wilson

Tags

NGSS.MS-ESS2-3

Label the theories correctly!

a

b

c

Sea-Floor Spreading

Plate Tectonics

Continental Drift

Tags

NGSS.MS-ESS2-3

What type of boundary is found where the Pacific and Eurasian Plate meet?

• CONVERGENT

  (Moving Together)

• DIVERGENT

  (Moving Apart)

• TRANSFORM

  (Sliding Past)

• UNCERTAIN

  BOUNDARY

Tags

NGSS.MS-ESS2-3

What type of boundary is found where the Arabian and Eurasian Plate meet?

• CONVERGENT

  (Moving Together)

• DIVERGENT

  (Moving Apart)

• TRANSFORM

  (Sliding Past)

• UNCERTAIN

  BOUNDARY

Tags

NGSS.MS-ESS2-3

What type of boundary is found where the African and North American Plate meet?

• CONVERGENT

  (Moving Together)

• DIVERGENT

  (Moving Apart)

• TRANSFORM

  (Sliding Past)

• UNCERTAIN

  BOUNDARY

Tags

NGSS.MS-ESS2-3

What type of boundary is found where the Eurasian and North American Plate meet?

• CONVERGENT

  (Moving Together)

• DIVERGENT

  (Moving Apart)

• TRANSFORM

  (Sliding Past)

• UNCERTAIN

  BOUNDARY