Exam: TOEFL

Definition: The process of changing a solid or liquid into a gas, such as through evaporation or sublimation.

Example: The volatilization of the liquid occurred quickly when heated.

Definition: Relating to or caused by a volcano, often involving eruptions or volcanic materials.

Example: The volcanic landscape was filled with ash and lava flows.

Definition: A type of rock that is formed from lava that has cooled and solidified after a volcanic eruption.

Example: The geologist studied the volcanic rock to understand the history of the eruption.

Definition: The quality or state of being related to or characteristic of a volcano.

Example: The volcanicity of the region is evident from the numerous hot springs and lava flows.

Definition: The processes and activities related to volcanoes, including eruptions and the movement of magma.

Example: Volcanism can create new landforms and affect the climate.

Definition: Relating to the study of volcanoes and volcanic activity.

Example: The volcanological research team studied the effects of the recent eruption.

Definition: A person who studies volcanoes and their activity.

Example: The volcanologist explained how the eruption could affect the surrounding area.

Definition: The branch of science that focuses on studying volcanoes and the processes related to them.

Example: Volcanology helps us understand how volcanoes work and predict eruptions.

Definition: The ability or power to make a choice or decision consciously.

Example: She acted on her own volition, deciding to leave the job she didn't enjoy.

Definition: To hit or strike a ball before it touches the ground, often used in sports like tennis or soccer.

Example: During the match, she managed to volley the ball over the net with great skill.

Definition: A sudden release or burst of many things at once, often used in sports to describe a shot made before the ball hits the ground.

Example: During the match, she scored a goal with a perfect volley from outside the box.

Definition: To hit or strike a ball before it touches the ground, often used in sports like tennis, or to release a series of shots or projectiles at once.

Example: He volleyed the tennis ball over the net with great skill.

Definition: A unit of electric potential or electromotive force in the International System of Units, representing the difference in electric potential between two points in a circuit.

Example: The battery provides a voltage of 12 volts to power the device.