This lesson for beginner English learners focuses on formal and informal presentation skills: Providing information to friends, using eye contact, presenting a familiar topic, informal or formal presentation language based on the setting.

The video discusses when mergers and acquisitions become potentially anticompetitive and illegal under Section 7 of the Clayton Act. The types of mergers are discussed, including horizontal, vertical, and conglomerate mergers, and the...

Genes are the true replicators, which can help explain a variety of counter-intuitive traits.

This video explores five fun facts about ears.

As we develop, how do stereotypes come to affect behavioral choices? Andrew Meltzoff, Co-Director of the University of Washington’s Institute for Learning & Brain Sciences, answers your question in this edition of Ask a Scientist.

It explains resistance, factors affecting the resistance of a wire and resistivity or specific resistance.

Goddard's Dr. Blanche Meeson introduces questions that will be answered in short videos released throughout Earth Science Week. The videos feature other Goddard scientists talking about Earth System subjects. The videos are all part of...

Definition of the main differences between muscle origin and insertion.

This live-action video program is about the word volcano. The program is designed to reinforce and support a student's comprehension and retention of the word volcano through use of video footage, photographs, diagrams and colorful,...

It explains the property of trigonometric ratios. It also includes problems based on trigonometric ratios.

This video tutorial compares and contrasts nerve impingements in the cervical and lumbar spine: 0:00. Intro to spinal nerve impingement 0:25. Cervical region 1:47. Thoracic region 2:03. Lumbar region 4:00. Practice questions 5:44. Review...

This video explains infertility and the various treatments available for it. The video discusses two types of treatments - fertility drugs and in-vitro fertilization (IVF). Both treatments have advantages and disadvantages, and the video...

This live-action video program is about the word ellipse. The program is designed to reinforce and support a student's comprehension and retention of the word ellipse through use of video footage, photographs, diagrams and colorful,...

We make a lot of assumptions about the things we see without even thinking about it. We fill in visual gaps based on information from past experiences. This is called unconscious inference. Learn how and why we do this.

Ever wonder why a new appointment to the Supreme Court is such big news? Of the three branches that make up the Federal Government, it’s arguably the judiciary – the courts system – that has the greatest impact upon our lives.

In this video I go through a 6 Mark exam question giving introduction a to the content using visual examples.

This video discusses the difference between communicable and non-communicable diseases, and the various risk factors that contribute to non-communicable diseases. It also explores the different effects of lifestyle factors on the...

It explains the importance of soil to living beings. It talks about soil pollution, its causes, consequences and prevention.

Solar winds are super fast, nuclear winds emitted by the sun. Were these winds to reach Earth's surface, they would cause a lot of damage. Find out what makes solar winds so dangerous andwWhat protects Earth from this weather.

When you think of hygiene during the Great Depression, you might automatically assume the widespread unemployment and poverty resulted in a generally dirty and unkempt population. However, while many people were forced to live in...

In this video, the speaker discusses the various factors that influence consumer decision-making. They explore economic conditions, psychological factors, social influences, cultural characteristics, and external circumstances that...

This Video Explains How Marketing Affects the Economy

This Video Explains PESTEL Factors in SWOT Analysis

Learn about placement in American English.