How nuclear energy is created? Nuclear Power Nuclear energy originates from the splitting of uranium atoms – a process called fission. This generates heat to produce steam, which is used by a turbine generator to generate electricity. Because nuclear power plants do not burn fuel, they do not produce greenhouse gas emissions. Where is nuclear […]
What planets could humans live on?
What planets could humans live on? The most likely planets to sustain life include Mars, Europa, Enceladus and Titan. Can potatoes grow on Mars? In The Martian, potatoes are successfully harvested after 48 sols (a Martian solar day – 24 hours 39 minutes long), but the success of the venture does not last: Watney’s potato-growing […]
What is shoring and reshoring?
What is shoring and reshoring? Shoring is removed once the concrete floor has gained adequate strength and, where applicable, the appropriate post- tensioning has been applied. Reshoring is utilized to distribute construction loads among several levels or to grade in order that the cast floors will not become overloaded and overstressed. When can I remove […]
What are the two lenses that provide magnification in a compound light microscope?
What are the two lenses that provide magnification in a compound light microscope? The compound microscope has two systems of lenses for greater magnification, 1) the ocular, or eyepiece lens that one looks into and 2) the objective lens, or the lens closest to the object. Before purchasing or using a microscope, it is important […]
How can you increase the speed of a wave?
How can you increase the speed of a wave? Increasing the tension on a string increases the speed of a wave, which increases the frequency (for a given length). Pressing the finger at different places changes the length of string, which changes the wavelength of standing wave, affecting the frequency. Why does frequency never change? […]
What can we find out from fossils?
What can we find out from fossils? By studying the fossil record we can tell how long life has existed on Earth, and how different plants and animals are related to each other. Often we can work out how and where they lived, and use this information to find out about ancient environments. Fossils can […]
What happens if the cochlear nerve is damaged?
What happens if the cochlear nerve is damaged? It is the main organ of hearing and is part of your inner ear. Cochlear Damage means that all or part of your inner ear has been hurt. Damage to the cochlea typically causes permanent hearing loss. This is called sensorineural hearing loss (SNHL). What is the […]
What are 4 uncontrollable risk factors?
What are 4 uncontrollable risk factors? The “uncontrollable” risk factors are: Age (the risk increases with age)…The “controllable” risk factors are: Smoking. High blood pressure. High blood cholesterol. High blood sugar (diabetes) Obesity and overweight. Obesity and Overweight. Physical inactivity. Stress. What are 5 risk factors for CVD? Risk factors for heart disease Blood pressure. […]
Which group believed that different races were distinct species?
Which group believed that different races were distinct species? Georges Cuvier. Georges Cuvier, a French naturalist and zoologist, believed there were three distinct races: the Caucasian (“white”), the Mongolian (“yellow”) and the Ethiopian (“black”). What racial issue does functionalism help to explain? Sociologists who adhere to the functionalist view argue that racism and discrimination do […]
What are the 5 types of committees?
What are the 5 types of committees? There are five different types of committees—standing committees, subcommittees, select committees, joint committees, and the Committee of the Whole. Standing Committees. Subcommittees. Select Committees. Joint Committees. Committee of the Whole. What are the duties of each type of committee? Terms in this set (4) Standing Committees. Standing committees […]