Pretest- Plate Movements

What evidences do scientists use to support the Continental Drift Theory?

• rocks, fossils, air

• rocks,water, ice

• rocks,fossils, climate

• rocks, fossils, human beings

Tags

NGSS.HS-ESS1-5

The youngest crust is found _________ the mid-ocean ridge.

• far

• near

• beside

• away

Tags

NGSS.HS-ESS1-5

If you are a cartographer, what would give you an idea that the continents were once joined?

• ocean depth

• shape of the continents

• position of the South Pole

• size of the Atlantic Ocean

Tags

NGSS.HS-ESS1-5

What discovery provided strong support for Continental Drift Theory?

• Geology

• Fossil evidences

• Electromagnetism

• Paleomagnetism

Tags

NGSS.HS-ESS1-5

Which is not evidence of seafloor spreading?

• molten magma constantly erupting

• drifting samples of rocks

• fossil evidences

• magnetic stripes

Tags

NGSS.HS-ESS1-5

The magnet points north when Earth's magnetic field has _________.

• magnetic reversal

• reversed polarity

• mid-ocean ridge

• normal polarity

Why was Alfred Wegener's Continental Drift Theory not accepted immediately by the people during his time?

• He cannot explain what causes the continents to drift.

• He explains that South America and Africa fit together like a puzzle.

• He described that the rocks and mountains at the edges of the continents were similar

• He explains that fossils of ancient plants such as "Glossopteris" can be found in almost continents.

Tags

NGSS.HS-ESS1-5

Why were magnetic patterns found on the ocean floor puzzling?

• They did not show alternating bands of normal and reversed polarity.

• They showed alternating bands of normal and reversed polarity.

• No rocks were magnetic.

• All rocks were magnetic.

Tags

NGSS.HS-ESS1-5

What do you call the process that forms and moves new oceanic crust?

• magnetic reversal

• seafloor spreading

• convection

• trenching

Tags

NGSS.HS-ESS1-5

NGSS.HS-ESS2-1

What do you call the supercontinent landmass formed million years ago?

• Pangaea

• Panthalassa

• Asia

• Eurasia

Tags

NGSS.HS-ESS1-5

NGSS.HS-ESS1-6

NGSS.HS-ESS2-1