What is all matter made up of? Explain that all matter on Earth exists in the form of a solid, liquid, or gas, and that solids, liquids, and gases are all made of extremely tiny particles called atoms and molecules. Tell students that an atom is the smallest building block of matter and a molecule […]
What part of the retina is responsible for the sharpest vision?
What part of the retina is responsible for the sharpest vision? In the middle of the retina is a small dimple called the fovea or fovea centralis. It is the center of the eye’s sharpest vision and the location of most color perception. What part of the retina is most sensitive to light? fovea centralis […]
Which is the least reactive metal?
Which is the least reactive metal? Silver, gold, and platinum are metals with the least reactivity. They are found in nature. Which is a very reactive metal? Caesium Which is more reactive platinum or gold? The more reactive the metal, the more rapid the reaction is. Platinum is placed below gold in the reactivity series. […]
What does the slope of position time graph represent?
What does the slope of position time graph represent? The slope of a position graph represents the velocity of the object. So the value of the slope at a particular time represents the velocity of the object at that instant. What is a real world example of negative slope? A simple example of negative slope […]
Do we need oxidants?
Do we need oxidants? Oxidation can damage vital molecules in our cells, including DNA and proteins, which are responsible for many body processes. Molecules such as DNA are needed for cells to function properly, so if too many are damaged, the cell can malfunction or die. This is why antioxidants are important. Why are oxidants […]
What is the largest body of water on Earth?
What is the largest body of water on Earth? Pacific Ocean What are the four bodies of water? There are five classifications of bodies of water: Oceans, seas, lakes, rivers, and canals. There are 5 oceans: Atlantic, Pacific, Indian, Arctic, and Southern. They are salt water and cover 2/3 of the earth’s surface. Seas are […]
What does a snowflake symbolize?
What does a snowflake symbolize? The snowflake can be a symbol of rebirth. Snow makes the earth look clean and fresh. This is why snowflakes can also be a symbol of purity. When it melts, it’s transformed into water, making it a suitable symbol for transformation and new beginnings. How rare is a perfect snowflake? […]
What is the code for major depressive disorder?
What is the code for major depressive disorder? Code F33. 1 is the diagnosis code used for Major Depressive Disorder (MDD), Recurrent, Moderate. It is a mental disorder characterized by a pervasive and persistent low mood that is accompanied by low self-esteem and by a loss of interest or pleasure in normally enjoyable activities. What […]
How does the jet stream affect the weather where you live?
How does the jet stream affect the weather where you live? How Do Jet Streams Affect Weather? The fast-moving air currents in a jet stream can transport weather systems across the United States, affecting temperature and precipitation. However, if a weather system is far away from a jet stream, it might stay in one place, […]
What exactly is Fourier Transform?
What exactly is Fourier Transform? The term Fourier transform refers to both the frequency domain representation and the mathematical operation that associates the frequency domain representation to a function of space or time. … What are the applications of Fourier transform? The Fourier transform has many applications, in fact any field of physical science that […]