Category: Physics

Is it OK to run anaerobic? If you keep running for too long in this anaerobic state, you will have to slow down significantly or stop. But if you are running for a realistic time goal, and are pacing yourself correctly, you should only be running anaerobically for a short period of time, at the […]

How do you read fat content on nutrition labels? If a food has these fats, the amount will be listed on the label under total fat. They are measured in grams. Look for foods that have no trans fats or are low in them (1 gram or less). Are Food Labels Misleading? Manufacturers are often […]

Why do the two slits need to be small in order for an interference pattern to occur? The very short wavelengths of visible light explain why interference effects are observed only in special circumstances—the spacing between the sources of the interfering light waves must be very small to separate regions of constructive and destructive interference. […]

What are natural resources quizlet? A natural resource is anything that people can use which comes from nature. Examples of natural resources are air, water, wood, oil, wind energy, hydro-electric energy, iron, and coal. What is an example of a renewable natural resource? Renewable resources include biomass energy (such as ethanol), hydropower, geothermal power, wind […]

What determines dream content? Theories about why we dream include those that suggest dreaming is a means by which the brain processes emotions, stimuli, memories, and information that’s been absorbed throughout the waking day. There’s a body of study that suggests our waking lives have great influence over the content of our dreams. Is a […]

What is the side of your eye called? Iris: the colored part. Cornea: a clear dome over the iris. Pupil: the black circular opening in the iris that lets light in. Sclera: the white of your eye. Is the black part of your eye a hole? The pupil is a black hole located in the […]

What is the least reactive element? Noble gases Which of these parts of an atom is the smallest? Electrons are the smallest of the three particles that make up atoms. Electrons are found in shells or orbitals that surround the nucleus of an atom. Protons and neutrons are found in the nucleus. What are the […]

What is the theoretical probability of rolling a 2 or 3 on a die? The answer is 1:3. The theoretical probability of rolling a 2 or a 3 on a number cube is 1:3. What is the theoretical probability of not rolling a 4? Answer:If a die is rolled once, determine the probability of rolling […]

How long before cancer is cured? If you remain in complete remission for 5 years or more, some doctors may say that you are cured. Still, some cancer cells can remain in your body for many years after treatment. These cells may cause the cancer to come back one day. For cancers that return, most […]

Are CRTs dangerous? Color CRTs may contain mercury or other potentially toxic materials. If the CRT is broken or cracked, these materials may be released and pose a risk of toxic exposure. A charged CRT carries high voltage—about 27,000 volts in a color unit. Can a CRT TV kill you? You will see the little […]