Category: Physics

Which type of radiation has the greatest penetrating power? Gamma rays What type of radiation has the lowest penetrating power? Alpha particles Can radiation pass from person to person? People who are externally contaminated with radioactive material can contaminate other people or surfaces that they touch. For example, people who have radioactive dust on their […]

What is the definition of a false fact? It simply means a fact that is not true — a meaning that requires fact to refer to a proposition that might or might not be true. english defense would be valid if false fact meant the same thing as fake fact. Did Charles Darwin eat every […]

How do you test a stray voltage? How to Test for Stray Voltage Purchase or borrow a voltage meter. Turn the selector to “120 AC Voltage.” Insert the tip of the black probe into the third or “grounding” hole in an electrical outlet. Insert the metal tip of the red probe into the aquarium water. […]

How do you calculate the maximum load on an electrical panel? Calculating Load Add together the wattage capacity of all general lighting branch circuits. Add in the wattage rating of all plug-in outlet circuits. Add in the wattage rating of all permanent appliances (ranges, dryers, water heaters, etc.) Subtract 10,000. Multiply this number by . […]

What happens when balls collide? Basically the player whose ball is in motion will absorb the penalty when collision between balls takes place in the putting green. It is going to be a 2-stroke penalty against the golfer whose stroke caused the collision. The golfer whose ball was at rest when struck will not be […]

What are the problems with aquaculture? Environmental impact from aquaculture. Environmental degradation from aquaculture practices has been reported. The negative effects include organic pollution and eutrophication, a buildup of excess nutrients (primarily organic nitrogen and phosphorus) and wastes in an ecosystem. How does fish farming impact human health? As such, they tend to bioaccumulate up […]

What do coefficients represent in a chemical equation? Coefficients are used in all chemical equations to show the relative amounts of each substance present. This amount can represent either the relative number of molecules, or the relative number of moles (described below). If no coefficient is shown, a one (1) is assumed. How do you […]

What is the weight of a body whose mass is 5 kg? What is its weight ? Step by step solution by experts to help you in doubt clearance & scoring excellent marks in exams. Thus the weight of the body is 49 newtons . What is the bigger unit of weight? Mass (weight) Units […]

How can I settle my cats stomach? Tips to Soothe Your Cat’s Upset Stomach Keep track of what they’ve been eating. If you change their food, do it gradually. Ask for a veterinarian’s recommendation. Mix with rice for a quicker transition. Don’t feed table scraps or leftovers. Signs that it may be more than the […]

What causes a subduction zone? Subduction occurs when two plates collide at a convergent boundary, and one plate is driven beneath the other, back into the Earth’s interior. Not all convergence leads to subduction. Continental rocks are too buoyant to be forced downward, so when continents collide, they crumple but stay at the surface. What […]