Category: Physics

What type of stress can pull rocks apart? tensional Why do people make grave rubbings? The rubbing forms a type of souvenir. Gravestone rubbing can be used to teach about local history. The stone’s condition, art, and inscription can tell what was going on in an area at a specific time. Studying multiple gravestones in […]

How do I know if my sensor is working? To test for resistance, set the DVOM to Ohms scale. Unplug the sensor and connect either leads to the DVOM probes. Read the Ohm or resistance values and compare them to those of the manufacturer. If they don’t match, the sensor is defective. How do I […]

Where do cognitive psychologists work? Work Environment Cognitive psychologists work in a number of areas. Many cognitive psychologists conduct applied research or basic research on the human thought process. Cognitive psychologists often work at colleges and universities, government agencies, corporate businesses and in private consulting. Is blood pressure a cognitive process? Blood pressure is a […]

What is a Tier 1 solar panel? Tier 1 solar panels are panels that are manufactured by big brands who have a good reputation in the industry. As these companies have generally been around for more than a few years, you’re a lot safer investing in Tier 1 companies than Tier 2 or 3. Is […]

What is the standard direction of heat flow? The direction of heat flow in a small element within a solid only depends on the temperature of its neighboring elements. Heat within the solid will flow from hot to cold. It will cheerfully flow downward if it is cooler down there. What is heat flux in […]

What are the four basic elements of business? A successful small business must have 4 things in their corner – product, market, money & people. Whether you’re a startup looking for venture capital or you want to become a successful small business all on your own, there are a few basic – but important – […]

What are the 5 mood disorders? The most common types of mood disorders are major depression, dysthymia (dysthymic disorder), bipolar disorder, mood disorder due to a general medical condition, and substance-induced mood disorder. What are 5 symptoms of anxiety? Common anxiety signs and symptoms include: Feeling nervous, restless or tense. Having a sense of impending […]

What are the three difference between distance and displacement? Distance is a scalar quantity as it only depends upon the magnitude and not the direction. Displacement is a vector quantity as it depends upon both magnitude and direction. The distance can be measured along a non-straight path. Displacement can only be measured along a straight […]

How did 3 golf balls get on the moon? Two. Alan Shepard is the only person to hit a golf ball on the Moon. During the Apollo 14 mission, he fitted an 8 iron head to the handle of a lunar sample collection device and launched three golf balls. They are still there! Who hits […]

Does mass change during chemical reaction? Matter cannot be created or destroyed in chemical reactions. This is the law of conservation of mass. In every chemical reaction, the same mass of matter must end up in the products as started in the reactants. Balanced chemical equations show that mass is conserved in chemical reactions. Is […]