Why would air pressure be greater at sea level than it would be on the top of a mountain? The lower the altitude, the greater the air pressure. At the top of a mountain the molecules are less dense and there is less air pressure. While at sea level the molecules are more dense and […]
How do liquids compare to density?
What is the difference between salt and sugar dissolving in water?
What is the difference between salt and sugar dissolving in water? The oppositely charged ends of polar water molecules attract the ions and pull them away, resulting in dissolving. Sugar is made from sucrose molecules which are larger and more complex than the ions in salt (See Teacher Background Lesson 1.2). When sugar dissolved in […]
What is the relationship between light and photography?
What is the relationship between light and photography? The relationship between the light, the subject and the viewer is at the heart of Lighting. The photographic subject can transmit, absorb or reflect photons (light particles). What is light and why it is important to photography? Lighting is a key factor in creating a successful image. […]
Is it bad if an extension cord gets hot?
What are the uses of CCD?
What are the uses of CCD? CCDs are used in optical microscopes because they can possess over 10 million pixels, which enables many samples to be seen clearly, as well as a low noise ratio, ability to image in color, high sensitivity and a high spatial resolution which all contribute to the high-quality images that […]
What factors affect color?
What factors affect color? Factors Affecting How We See Color Lighting: Light plays a HUGE role in color perception. Age: As we get older, our perception of color starts to fade. Poor Color Memory: Human color memory is horrible! Retinal Fatigue: Our eyes get tired very easily. What Colour paint makes a room look bigger? […]
Does gold have the same properties as silver?
Does gold have the same properties as silver? A review of the table shows that gold and silver are very similar to each other. Generally, compared to platinum and palladium, gold and silver have a lower melting and boiling point, are better conductors, softer, more reflective, and more abundant. Why do copper and silver have […]
How do I stop talking in my head?
How do I stop talking in my head? Try doing some meditation or yoga to declutter your thoughts. Meditation and yoga can help you be more mindful and quiet out-of-control thoughts in your head. Try doing 15-30 minutes of meditation or yoga whenever your self-talk is bothering you. Do dyslexic people have a voice in […]
What are the 7 training principles?
What are the 7 training principles? The principles of specificity, progression, overload, adaptation, and reversibility are why practicing frequently and consistently are so important if you want to improve your performance. What are the 4 main areas of health fitness? Research has shown that it’s important to get all four types of exercise: endurance, strength, […]