Tag Archives: explanation

How Snow Forms: Listening Practice 5 (explanation)

You will hear a brief explanation of how snow forms. Listen carefully, and then decide whether the statements below are True or False. You can download the Mp3 file by clicking this link. The speaker explains how snow falls. T/F Snow contains snow crystals. T/F Ice particles group together to form snow crystals. T/F Water droplets turn into snow… Read More »

The Blue Sky: Reading Practice 9 (explanation)

It is easy to see that the sky is blue. Have you ever wondered why? A lot of other smart people have, too. And it took a long time to figure it out! The light from the Sun looks white. But it is really made up of all the colors of the rainbow. You learn that the light… Read More »

Underwater Earthquakes: Reading Practice 7 (explanation)

The most common causes of tsunamis are underwater earthquakes. To understand underwater earthquakes, you must first understand plate tectonics. The theory of plate tectonics suggests that the lithosphere, or top layer of the Earth, is made up of a series of huge plates. These plates make up the continents and sea floor. They rest on an underlying viscous… Read More »

Memory and Rainy Days: Reading Practice 6 (explanation)

People score significantly higher on memory tests on rainy days, cloudy days than they do on bright sunny ones. “This study is the first to show in a real-life setting that weather-induced mood can have a significant influence on people’s ability to remember casually observed scenes,” scientists from the University of New South Wales School of Psychology report… Read More »

Soap-making: Listening practice 1 (explanation)

The following questions are based on the story of soap-making by Voice of America. You can download the mp3 file by clicking this link Soap-making. 1. The speaker is talking about … . A. home-made soap B. expensive soap C. rare soap ingredients D. lower-price soap E. essential oils 2. What is unique about this soap? A. It… Read More »