What is the primary way the atmosphere gets rid of heat? Radiation is the transfer of heat energy through space by electromagnetic radiation. Most of the electromagnetic radiation that comes to the earth from the sun is invisible. Do light bulbs give off infrared radiation? Incandescent light bulbs use a tungsten filament heated to high […]
Can protein pass through cell membrane?
Can protein pass through cell membrane? The cell membrane is selectively permeable . It lets some substances pass through rapidly and some substances pass through more slowly, but prevents other substances passing through it at all. Very large molecules such as proteins are too big to move through the cell membrane which is said to […]
Why is it important to know the difference between observation and inference?
Why is it important to know the difference between observation and inference? Background information: Students often find it difficult to tell the difference between making an observation and making an inference. It is important to understand that an observation is something that can be easily seen whereas an inference is a guess or idea that […]
Why is transformation important in image processing?
Why is transformation important in image processing? Transform methods in image processing An image transform can be applied to an image to convert it from one domain to another. Viewing an image in domains such as frequency or Hough space enables the identification of features that may not be as easily detected in the spatial […]
What is the best way to clean a CD disc?
What is meant by ergonomic?
What is meant by ergonomic? “Ergonomics is the scientific discipline concerned with the understanding of interactions among humans and other elements of a system, and the profession that applies theory, principles, data and methods to design in order to optimise human well-being and overall system performance.” What is ergonomics in safety? Ergonomics can roughly be […]
How long after a dog gives birth can she eat?
What was Ivan the Terrible known for?
What was Ivan the Terrible known for? Ivan the Terrible was the first tsar of all Russia. During his reign, he acquired vast amounts of land through ruthless means, creating a centrally controlled government. How long did Ivan the Terrible live? Ivan the Terrible, Russian Ivan Grozny, byname of Ivan Vasilyevich, also called Ivan IV, […]
How do I know if my coolant is circulating?
How do I know if my coolant is circulating? Also, touch the lower radiator hose, after the engine has reached operating temperature. If the lower hose is hot to the touch, coolant is circulating. If the lower hose is not hot, it’s possible the radiator is restricted. What are the disadvantages of air cooled engines? […]
Is Black Gold potting soil good?
Is Black Gold potting soil good? The Black Gold® Natural & Organic Potting Mix contains an excellent blend of natural ingredients that make up its base. Canadian sphagnum peat moss is able to hold efficiently water up to twenty times its weight and thus enhances the plant’s hydration. Which soil is also known as black […]