Final Test

Front

What is a mechanical wave?

Back

A mechanical wave is a type of wave that requires a medium (matter) to transfer energy, such as sound waves or water waves.

Front

How are igneous rocks formed?

Back

Igneous rocks are formed through the process of melting and cooling of magma or lava.

Front

Who created the Continental Drift Theory?

Back

Alfred Wegener is credited with creating the Continental Drift Theory.

Front

What is the function of the pinna in the ear?

Back

The pinna is a part of the outer ear that funnels sound waves into the ear canal.

Front

What is the cochlea?

Back

The cochlea is a spiral-shaped, fluid-filled structure in the inner ear lined with hair cells that help convert sound vibrations into nerve signals.

Front

What is the difference between a mechanical wave and an electromagnetic wave?

Back

A mechanical wave requires a medium to travel through, while an electromagnetic wave can travel through a vacuum.

Front

What are the three main types of rocks?

Back

The three main types of rocks are igneous, sedimentary, and metamorphic.

Front

What is the rock cycle?

Back

The rock cycle is the continuous process of rock formation, breakdown, and reformation through geological processes.

Front

What is the role of hair cells in the cochlea?

Back

Hair cells in the cochlea convert sound vibrations into electrical signals that are sent to the brain.

Front

What is sound?

Back

Sound is a type of mechanical wave that is produced by vibrating objects and travels through a medium.