What is called revolution of Earth? Earth’s Rotation Earth spins around its axis, just as a top spins around its spindle. This spinning movement is called Earth’s rotation. At the same time that the Earth spins on its axis, it also orbits, or revolves around the Sun. This movement is called revolution. How does a […]
What are all the functions of a plant cell?
What are all the functions of a plant cell? Plant Cell Functions It is the process of preparing food by the plants, by utilizing sunlight, carbon dioxide and water. Energy is produced in the form of ATP in the process. A few plant cells help in the transport of water and nutrients from the roots […]
What are three ways to reduce overgrazing?
What are three ways to reduce overgrazing? To prevent overgrazing, the following steps can be taken: Pasture forage can be supplemented with stored livestock feed. Livestock can be pulled off pasture. A percentage of pasture acres can be planted for warm- or cool-season species while perennial-species recover. What is meant by overgrazing? Overgrazing occurs when […]
What is 16 gauge wire used for?
What is 16 gauge wire used for? 16-gauge are used for light-duty extension cords supporting 13 amps. 14-gauge are usedfor light fixtures, lamps, lighting circuits with 15 amps. 12-gauge are used in kitchen, bathroom, outdoor receptacles, and 120-volt air conditioners supporting 20 amps. Does the gauge of wire matter? Unfortunately, size does matter. The most […]
What are the steps in the chain of custody?
What are the steps in the chain of custody? The chain of custody is a tracking record beginning with detailed scene notes that describe where the evidence was received or collected. Collection techniques, preservation, packaging, transportation, storage and creation of the inventory list are all part of the process used in establishing the chain of […]
What is systematic error and examples?
What is systematic error and examples? An error is considered systematic if it consistently changes in the same direction. For example, this could happen with blood pressure measurements if, just before the measurements were to be made, something always or often caused the blood pressure to go up. What are examples of systematic errors? For […]
What type of bond is holding two atoms together?
What type of bond is holding two atoms together? A covalent bond is the force of attraction that holds together two atoms that share a pair of valence electrons. Covalent bonds form only between atoms of nonmetals. Why do atoms have fixed combining capacity? The combining capacity of an atom is its ability to make […]
What are 4 ways to increase the strength of an electromagnet?
What are 4 ways to increase the strength of an electromagnet? Answer: We can make the electromagnet stronger by increasing the current, the number of turns or by putting in a soft iron core. wrapping the coil around a piece of iron (such as an iron nail) adding more turns to the coil. increasing the […]
Are aerogels expensive?
Are aerogels expensive? At about $23,000 per pound, aerogel is currently more expensive than gold [source: NASA JPL, FAQs]! Such a valuable product would seem to belong next to the diamonds and pearls in an heiress’s jewelry box. But aerogel is more likely to be found insulating a rocket or thickening paint than adorning wealthy […]
What are problems of adolescence?
What are problems of adolescence? Violence during adolescence also increases the risks of injury, HIV and other sexually transmitted infections, mental health problems, poor school performance and dropout, early pregnancy, reproductive health problems, and communicable and noncommunicable diseases. What are some examples of physical development? Physical development is the major motor or physical achievements of […]