Science Mind Challenge EASY

What type of rock makes up most of the oceanic crust?

• Basalt

• Granite

• Limestone

• Shale

What type of rock makes up most of the continental crust?

• Basalt

• Granite

• Limestone

• Shale

What is Plate Tectonics Theory?

• It states that the lithosphere is composed of a crust and an upper mantle.

• It explains the similarities of countries in terms of rock components.

• It states that the plates are moving due to the energy from the mantle.

• It states that the lithosphere is divided into slabs called plates which float and gradually move.

Which type of crust is the thickest?

• Continental

• Oceanic

• Both continental and oceanic

• Cannot be determined

What is formed in a transform boundary?

• Mountain

• Volcano

• Faults

• Island

Any trace of preserved remains of an organism is called a ______________.

• Bones

• Fossils

• Evidence

• Deposits

What is an event in which Earth's magnetic field changes direction?

• polarity reversal

• magnetic reversal

• polar reversal

• field reversal

Who proposed the idea of seafloor spreading?

• Alfred Wegener

• Harry Hess

• Albert Einstein

• Marie Curie

What plate boundary where seafloor spreading process occur?

• Divergent

• Convergent

• Transform

• None

Which continent fits with Africa?

• Australia

• Antarctica

• South America

• North America