The light transmittance of plexiglass can vary depending on the specific type and thickness of the material. Generally, plexiglass has a light transmittance of around 92%, which means that it allows a high percentage of light to pass through it. This makes plexiglass a popular choice for applications where transparency and visibility are important, such as in windows, skylights, and protective barriers. However, it's important to note that the light transmittance of plexiglass can be affected by factors such as surface coatings and scratches. **

The thermal transmittance coefficient of a standard thermos flask is very low, typically around 0.1 W/m^2K. This means that the thermos flask is designed to minimize the transfer of heat between the inside and outside of the flask, helping to keep the contents hot or cold for an extended period of time. The low thermal transmittance coefficient is achieved through the use of insulating materials and a vacuum-sealed double-wall construction, which greatly reduces heat transfer through conduction, convection, and radiation. **

The popularity of cycling or skiing can vary depending on the location and time of year. In general, cycling tends to be more popular in urban areas and during the warmer months, while skiing is more popular in mountainous regions and during the winter. However, it's difficult to determine which activity is followed more overall without specific data on participation rates in different regions and seasons. **

The thermal transmittance (U-value) of wall, ceiling, and junction constructions should be evaluated based on their ability to resist heat transfer. This can be done by considering the materials used, their thickness, and the presence of any insulation layers. Additionally, the overall design and construction of the building envelope should be taken into account to ensure that thermal bridging is minimized. Ultimately, the goal is to achieve low U-values for these constructions to maximize their thermal insulation properties and reduce energy consumption for heating and cooling. **

The excitement level of ice hockey versus soccer is subjective and can vary depending on personal preferences. Ice hockey is known for its fast-paced, physical nature with constant action and scoring opportunities. On the other hand, soccer is a more strategic game with longer periods of build-up play and intense moments during goal-scoring opportunities. Both sports have passionate fan bases and offer unique thrills, making it difficult to definitively say which is more exciting. **

It is highly unlikely that soccer will replace American football, basketball, baseball, and ice hockey as the most popular sports in the USA. These sports have deep-rooted cultural and historical significance in American society, and they have large and dedicated fan bases. Additionally, American football, basketball, baseball, and ice hockey have well-established professional leagues and infrastructure in the USA, which would make it difficult for soccer to overtake them in popularity. While soccer has been growing in popularity in the USA, it is more likely to continue to coexist alongside these other sports rather than replace them. **

Ice hockey is often perceived as more brutal than soccer due to the physical nature of the sport, which includes body checking and fighting. However, both sports have their own unique physical demands and risks of injury. While ice hockey may have more violent collisions, soccer players also face the risk of serious injuries such as concussions and ACL tears. Ultimately, the level of brutality in each sport can vary depending on the intensity of the competition and the actions of the players involved. **

Soccer players wear cycling shorts under their sports shorts for added compression and support during matches. The tight fit of cycling shorts can help improve blood circulation and reduce muscle fatigue. Additionally, cycling shorts can prevent chafing and provide extra protection during physical play on the field. **