Category: Physics

Which statement best describes common communicable disease is quizlet? Answer. The correct answer is A, or Most communicable diseases are either bacterial or viral and infect the respiratory tract. What are the benefits of a platonic friendship? The Benefits Of A Platonic Friendship You respect each other’s opinions, even when you disagree, You build each […]

How does a thermos flask prevent conduction convection and radiation? The silver coating on the inner bottle prevents heat transfer by radiation, and the vacuum between its double wall prevents heat moving by convection. The thinness of the glass walls stops heat entering or leaving the flask by conduction. How does a thermos flask prevent […]

What is the purpose of Galileo? About the mission While its aim was to study Jupiter and its mysterious moons, which it did with much success, NASA’s Galileo mission also became notable for discoveries during its journey to the gas giant. It was the first spacecraft to visit an asteroid — two in fact, Gaspra […]

How can you melt ice fast? In a bucket, combine a half-gallon of hot water, about six drops of dish soap, and 1/4 cup of rubbing alcohol. Once you pour the mixture onto your sidewalk or driveway, the snow and ice will begin to bubble up and melt. Just keep a shovel handy to scrape […]

What is the difference between the ground state and the excited state of an atom quizlet? The ground state is the lowest energy state the electron can occupy. When the electron absorbs energy, it can move to a higher-energy level, or excited state. What does it mean to say that an atom is in an […]

How do you explain ionic bonding? Ionic bonding is the complete transfer of valence electron(s) between atoms. It is a type of chemical bond that generates two oppositely charged ions. In ionic bonds, the metal loses electrons to become a positively charged cation, whereas the nonmetal accepts those electrons to become a negatively charged anion. […]

Is a 100 year old person old and 1000 year old artifact ancient? Answer: the hundred year old person is not ancient since alot of people can move up to a hundred years while the thousand year old artifact is ancient since alot of artifacts break early or a while but some will manage to […]

What is the formula of effort distance? The effort distance (also sometimes called the “effort arm”) is shorter than the resistance distance. Mechanical advantage = |Fr/Fe | where | means “absolute value.” Mechanical advantage is always positive. Switch to a 100 gram mass. What is the efficiency of the machine? The efficiency of a machine […]

Why bandwidth of digital signal is infinite? A true square wave has a vertical line for its face. That is, an increase from Vmin to Vmax in zero seconds. Anything (except zero) divided by zero is infinity. In reality it takes time for the voltage to rise from Vmin to Vmax, and so there is […]

Is contract work better than permanent? Pros of Being a Contract Employee Typically receive a higher wage than permanent employees. Might have the opportunity to work remotely. Flexible schedule and work hours. Higher control of the amount of work and type of work completed. Can temporary employees become permanent? Employers in various industries are hiring […]