Practice the Academic Talk task from the new TOEFL Test (2026).
If you find this task difficult, you can check the vocabulary before you take the test.
You can either listen to all the questions continuously or play each question individually.
Choose the best response to each sentence or question.
You can check the whole script below or SHOW each sentence/question as you take the test.
Review the difficult vocabulary after you finish the test.
Si esta tarea te resulta difícil, puedes revisar el vocabulario antes de hacer el examen.
Puedes escuchar todas las preguntas de forma continua o reproducir cada pregunta individualmente.
Elige la mejor respuesta para cada frase o pregunta.
Puedes revisar el guion completo abajo o SHOW cada frase o pregunta mientras haces el examen.
Repasa el vocabulario difícil después de terminar el examen.
Se você achar esta tarefa difícil, pode revisar o vocabulário antes de fazer o teste.
Você pode ouvir todas as perguntas continuamente ou reproduzir cada pergunta individualmente.
Escolha a melhor resposta para cada frase ou pergunta.
Você pode conferir o roteiro completo abaixo ou MOSTRAR cada frase ou pergunta enquanto faz o teste.
Revise o vocabulário difícil depois de concluir o teste.
이 과제가 어렵다면, 시험을 보기 전에 어휘를 먼저 확인할 수 있습니다.
모든 문제를 연속으로 들을 수도 있고, 각 문제를 개별적으로 재생할 수도 있습니다.
각 문장이나 질문에 가장 알맞은 답을 선택하세요.
아래에서 전체 스크립트를 확인하거나, 시험을 진행하면서 각 문장이나 질문을 하나씩 표시할 수 있습니다.
시험을 마친 후, 어려웠던 어휘를 복습하세요.
[n] - noun, [v] - verb, [phv] - phrasal verb, [adj] - adjective, [exp] - expression
What is the main topic of the talk?
How mountains form under different geologic conditions.
How the movement of Earth's plates shapes geological features
The history of geological research in the 20th century
The causes of volcanic eruptions
According to the speaker, what happens at a convergent boundary when an oceanic plate meets a continental plate?
The oceanic plate is pushed beneath the continental plate.
The two plates slide past each other.
New crust is formed from rising magma.
Both plates buckle upward to form mountains.
Why does the speaker mention the Himalayas?
To explain why mountains are highest near the equator
To give an example of a divergent boundary
To describe how subduction can lead to mountain ranges
To illustrate what happens when two continental plates collide
What can be inferred about the Ring of Fire?
It experiences frequent geological activity.
It is located along a divergent plate boundary.
It was formed primarily by transform boundaries.
It has led to the formation of numerous island chains.
What is the main topic of the talk?
The history of factory working conditions in the 20th century
How observation can influence the behavior of research participants
The development of double-blind studies in medicine
The relationship between productivity and working conditions
According to the speaker, what did researchers initially aim to study at the Hawthorne Works?
The psychological effects of workplace supervision
Whether physical working conditions influenced productivity
How workers responded to changes in their daily routines
The relationship between pay and worker performance
Why does the speaker mention double-blind studies?
To argue that the Hawthorne Effect has been misunderstood
To explain how placebos work in medical trials
To suggest that observation always improves performance
To describe a research method designed to reduce observation effects
What does the speaker imply about the current status of the Hawthorne Effect?
It has been completely discredited by modern researchers.
It is no longer relevant to scientific research.
It remains an important concept despite some challenges to the original findings.
It is only applicable to studies conducted in workplace settings.
Score:
Directions: What expressions from the video have the same meaning as the highlighted expressions in the sentences below?
Instrucciones: ¿Qué expresiones del video tienen el mismo significado que las expresiones destacadas en las oraciones siguientes?
Instruções: Quais expressões do vídeo têm o mesmo significado que as expressões destacadas nas frases abaixo?
지시 사항: 아래 문장에서 강조된 표현과 같은 의미를 가진 표현을 영상에서 찾아보세요.
[ semi-molten ]
[ divergent ]
[ convergent ] [ collide ]
[ denser ] [ subduction ]
[ trenches ]
[ buckled ]
[ lateral ]
[ were conducted ]
[ regardless of ]
[ distorting ]
[ the gold standard ]
[ administering ]
[ is worth noting ]
[ rigorous ]
Talk 1: Plate Tectonics
The Earth's outer shell, called the lithosphere, is not one solid piece. It is broken into large sections called tectonic plates, which float on a layer of semi-molten rock known as the mantle. These plates are constantly moving, though very slowly — just a few centimeters per year. The theory of plate tectonics, which became widely accepted in the 1960s, explains this movement and its consequences.
There are three types of plate boundaries. At divergent boundaries, plates move apart. As they separate, magma rises from below, creating new crust. The Mid-Atlantic Ridge is a well-known example of this process. At convergent boundaries, plates collide. When an oceanic plate meets a continental plate, the denser oceanic plate is forced underneath in a process called subduction. This can form deep ocean trenches and volcanic mountain ranges. The Himalayas, however, formed when two continental plates collided — neither subducted, so the crust buckled upward. At transform boundaries, plates slide past each other horizontally. The San Andreas Fault in California is a classic example. This lateral movement builds up enormous stress, which is released suddenly as earthquakes.
Plate tectonics also explains the distribution of volcanoes and earthquakes around the world. Most occur along plate boundaries, particularly around the Pacific Ocean in a zone known as the Ring of Fire. Understanding plate tectonics has been essential for predicting geological hazards and understanding the long-term evolution of Earth's surface.
Talk 2: The Hawthorne Effect
In the 1920s and 1930s, a series of studies were conducted at the Hawthorne Works, a factory near Chicago. Researchers were initially trying to determine whether changes in physical working conditions — such as lighting levels — would affect worker productivity. What they found was unexpected. Productivity improved almost regardless of what changes were made, and even when conditions were returned to their original state. The researchers concluded that workers were performing better simply because they knew they were being observed. This phenomenon became known as the Hawthorne Effect.
The Hawthorne Effect has had a lasting influence on research methodology, particularly in the social sciences and medicine. It highlights a fundamental challenge: the act of observing people can itself change their behavior, potentially distorting the results of a study. If participants know they are being watched or evaluated, they may work harder, behave more carefully, or give answers they believe the researcher wants to hear.
This is one reason why double-blind experimental designs are considered the gold standard in medical research. In a double-blind study, neither the participants nor the researchers administering the treatment know who is receiving the real treatment and who is receiving a placebo. This design minimizes the influence of observation and expectation on the results.
It is worth noting that some later researchers have questioned the original Hawthorne studies, arguing that the evidence for the effect was less clear than originally reported. Nevertheless, the concept remains highly influential, and awareness of observation effects is considered essential in designing rigorous research across many fields.