science final go brr

Who was the first person to propose a heliocentric model of the universe?

• Aristarchus

• Ptolemy

• Galileo

Which of the following is NOT a characteristic of S waves?

• They travel more slowly than P waves

• They shake particles at right angles to their direction of travel

• They are also called longitudinal waves

A convergent boundary occurs where

• India and Asia meet

• the North American plate meets the Pacific plate

• the Red Sea and Africa meet

What is the Moho?

• the material of which the mantle is composed

• the boundary between the outer and inner core

• the boundary between the crust and the mantle

A tsunami can occur when there is vertical movement at a fault under

• a mountain range

• the San Andreas Fault

• the ocean floor

Earth's inner core is solid because of

• immense pressure

• its great diameter

• extreme cold

Earth's thin, rocky outer layer is its

• mantle

• crust

• outer core

What causes the thermal convection that drives plate motion?

• seafloor spreading

• differences in temperature and density

• gravity

Which of the following results when divergence occurs within the oceanic lithosphere?

• seafloor spreading

• a rift valley

• a volcanic chain

Evidence about ancient climates indicates that

• the countries found in the Northern Hemisphere today were once centered over the South Pole

• glacial ice once covered much of what is now India and Australia

• no continents occupied the Northern Hemisphere