What is an open system example? An open system is a system that freely exchanges energy and matter with its surroundings. For instance, when you are boiling soup in an open saucepan on a stove, energy and matter are being transferred to the surroundings through steam. Putting a lid on the saucepan makes the saucepan […]
How do I know my attitude?
How do I know my attitude? Perhaps the most straightforward way of finding out about someone’s attitudes would be to ask them. However, attitudes are related to self-image and social acceptance. In order to preserve a positive self-image, people’s responses may be affected by social desirability. How do you identify the author’s tone? The definition […]
Can a supernova destroy other stars?
Can a supernova destroy other stars? When a star expands, its material reaches Lagrangian point where the material beyond this point is transferred to its companion. The consequence of this depends on parameters. It might end as SN Ia if the companion is white dwarf, or black hole if it is neutron star, etc. So, […]
Which mirror can form a real image?
Which mirror can form a real image? Solution: Concave mirrors can form real images. Convex and plane mirrors always form virtual images. Is the image in a plane mirror laterally inverted? The image formed by a plane mirror is laterally inverted, upright, of the same size and is formed far behind the mirror as the […]
What are the main function of transistors?
What are the main function of transistors? Transistor is a kind of solid semiconductor device, which has many functions, such as detecting, rectifying, amplifying, switching, voltage stabilizing, signal modulating and so on. As a variable current switch, transistor can control the output current based on the input voltage. What is the main purpose of transistors? […]
How do you break glass cleanly?
How do you break glass cleanly? The process for cutting glass follows these simple steps: Thoroughly clean the glass you intent to cut. Lay the glass on a clean, flat, layered surface. Measure the glass to the required dimensions. Score the glass with a glass cutter, using a straightedge for guidance. Snap the glass along […]
How many sector are in the circle graph?
How many sector are in the circle graph? The circle graph in Example 3 has seven sectors which makes it difficult to read….Search form. title The title tells us what the graph is about. sectors The sectors of the circle graph show what percentage of the whole is being represented by each category. labels The […]
How much money do presidential candidates get from the federal government?
How much money do presidential candidates get from the federal government? General election funds Public funding for major party presidential nominees in the general election takes the form of a grant of $20 million plus the COLA. What is the largest source of money for most candidates campaigns? Contributions are the most common source of […]
What is the difference between G1 and G2 phase?
Why do photographers use red light?
Why do photographers use red light? Photographic paper reacts to light to produce the image taken by a camera and stored on film. Darkrooms used red lighting to allow photographers to control light carefully, so that light-sensitive photographic paper would not become overexposed and ruin the pictures during the developing process. What is the red […]