What 4 elements at room temperature can become permanently magnetized? There are only four elements in the world that are ferromagnetic at room temperature and can become permanently magnetized: iron, nickel, cobalt and gadolinium. (A fifth element, dysprosium, becomes ferromagnetic at low temperatures.) What happens when a watch is magnetized? Magnetization is a particular problem […]
What forces act on a still object?
What forces act on a still object? Force is defined as a push or pull acting on an object. Forces include gravity, friction, and applied force. Force causes changes in the speed or direction of motion. These changes are called acceleration. What forces can change the shape of an object? When a force acts on […]
What would happen if the orbit was circular?
What would happen if the orbit was circular? “If the Earth’s orbit were a perfect circle, we would not have seasons.” This statement is clearly false. A perfectly circular orbit would mean that the earth is always the same distance from the sun. However, the primary cause of our seasons is the tilt of the […]
What is advertisement example?
What is advertisement example? Types Of Advertising Examples of above the line advertising are TV, radio, & newspaper advertisements. Below the line advertising include conversion focused activities which are directed towards a specific target group. Examples of below the line advertising are billboards, sponsorships, in-store advertising, etc. What is the best source of advertisement? You’ll […]
What is period of the wave?
What is heat loss by radiation?
What is heat loss by radiation? Radiation is a form of heat loss through infrared rays. This involves the transfer of heat from one object to another, with no physical contact involved. For example, the sun transfers heat to the earth through radiation. The last process of heat loss is evaporation. How can a patient […]
What are the pros and cons of being a ultrasound technician?
What are the pros and cons of being a ultrasound technician? An ultrasound technician uses sonography equipment to diagnose medical conditions. Being an ultrasound technician is very fulfilling, and this profession has many benefits that include job satisfaction and a good salary. Like all jobs, however, there are downsides, such as physical stress and pressure. […]
Which metals are poor conductor of heat?
Which metals are poor conductor of heat? Metals like mercury, lead, alloys of iron and chromium, titanium and stainless steel are poor conductors when compared to silver, copper and gold. Is fluorine a conductor of heat and electricity? So, does Fluorine conduct electricity? Fluorine, like other non-metals (except graphite and silicon) does not conduct electricity. […]
What is one action a person can take to help ensure ability to participate in physical activity throughout life Apply sunscreen at steadily exercise regularly use tobacco?
What is one action a person can take to help ensure ability to participate in physical activity throughout life Apply sunscreen at steadily exercise regularly use tobacco? In this context, one action that helps ensure you can participate in physical activity throughout life is exercise regularly because in this way you can develop basic abilities […]
What are the major components of a projectile motion?
What are the major components of a projectile motion? There are the two components of the projectile’s motion – horizontal and vertical motion. And since perpendicular components of motion are independent of each other, these two components of motion can (and must) be discussed separately. What is the vertical component of the velocity just before […]