​ (a)   was proposed by ​ (b)   and suggested that the ​ (c)   are in constant motion.

• Continental drift
• Alfred Wegener
• continents
• Harry Hess
• Seafloor Spreading
• oceans

Tags

NGSS.MS-ESS2-3

The earth's plates, rigid slabs of rock, "float" on the ___ .

• asthenosphere

• lithosphere

• mantle

• granitic rock

Tags

NGSS.MS-ESS2-3

The earth's outer shell is divided into slabs of rock called ______ .

• continental plates

• crustal plates

• trench plates

• tectonic plates

Place each label in the correct category.

Groups:

(a) Continental Crust

,

(b) Oceanic Crust

• less dense

• recycles

• younger

• granite

• basltic

• older

Tags

NGSS.MS-ESS1-4

NGSS.MS-ESS3-1

Match the following

• convergent

• 
• divergent

• 
• transform

• 

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

At which plate boundary is new crust formed?

• divergent

• convergent

• continental

• transform

Drag the labels to the correct the locations on the diagram.

a

b

c

d

e

slab pull

trench

convergent boundary

Mid-ocean Ridge

divergent boundary

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

Who is the person credited with developing the theory of continental drift?

• Harry Hess
• Galileo
• Alfred Wegener
• Newton

Tags

NGSS.MS-ESS2-3

What two specific continents fit together most noticeably?

• Africa and North America
• South America and Europe
• South America and Africa
•  Antartica and Africa

Which type of information was NOT collected by Wegener to support his continental drift hypothesis?

• glacial deposits
•  fossils
• seafloor magnetic data
• rocks

Tags

NGSS.MS-LS4-1