Exploring Greek Roots in Mathematics

What does the phrase 'solid as a rock' imply?

• Something that is liquid

• Something that is stable and unchanging

• Something that is unreliable

• Something that is always changing

What is magma called when it reaches the Earth's surface?

• Obsidian

• Granite

• Lava

• Sediment

Which type of igneous rock is smooth and often black?

• Granite

• Sandstone

• Obsidian

• Limestone

What process forms sedimentary rocks?

• Melting of metamorphic rocks

• Crystallization of minerals

• Erosion and deposition of particles

• Cooling of magma

What is limestone primarily composed of?

• Granite

• Obsidian

• Bones and shells

• Sand

What do geologists call a layer made of the same material and at about the same time?

• Lava

• Stratum

• Sediment

• Magma

What is the plural form of 'stratum'?

• Stratums

• Strata

• Stratumses

• Stratases

What type of rock is formed under heat and pressure below the Earth's surface?

• Igneous rock

• Sedimentary rock

• Obsidian

• Metamorphic rock

What does the Greek root 'geo' mean?

• Form

• Life

• Time

• Earth

What does the Greek root 'morph' mean?

• Study

• Form

• Earth

• Life