Category: Physics

What are the 2 types of supernovae? There are two basic types of supernova, called (boringly enough) “Type I” and “Type II”. Type I: supernovae WITHOUT hydrogen absorption lines in their spectrum. Type II: supernovae WITH hydrogen absorption lines in their spectrum. What does a Type 1 supernova leave behind? Type I (especially Ia) supernova […]

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 […]

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 circumference calculating letters? circumference calculating letter RANK ANSWER Circumference-calculating letters P I S Circumference finder’s letter How do you find circumference with area? The formula C = 2√πA is designed to find a circle’s circumference using the area (A). Alternatively, you can solve the equation A = πR2 in reverse to find R, […]

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 […]

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 […]

What does it mean to be 100% ionized? When weak neutral acids and bases are put in water, they form ions. This is the percentage of the compound that has ionized (dissociated). Strong acids (bases) ionize completely so their percent ionization is 100%. What does it mean when a weak acid is ionized? A weak […]