Category: Physics

How do objects accumulate charges? Charges build up when negative electrons are transferred from one object to another. The object that gives up electrons becomes positively charged, and the object that accepts the electrons becomes negatively charged. How do you discharge objects? The simplest way to discharge an object is to connect it to the […]

What is the smallest unit that can be said to be alive? cell What’s the biggest cell in the human body? ovum Do people change every 7 years? Here’s how the story goes: Every seven years (or 10, depending on which story you hear) we become essentially new people, because in that time, every cell […]

Do all GPS trackers need a SIM card? In order to have a clear answer to the question whether there is a GPS tracker without a SIM card: Yes, there is such a device. Nevertheless, GPS trackers without SIM cards have various areas of operation. For locating your four-legged friend, we recommend a GPS tracker […]

What is the largest cranial nerve? trigeminal nerve What is the smallest cranial nerve? trochlear nerve What cranial nerve makes you cry? The great (superficial) petrosal nerve from cranial nerve VII provides autonomic innervation to the lacrimal gland. It is responsible for the production of much of the aqueous portion of the tear film. What […]

How many types of green energy are there? five What are some examples of green technology? Solar, wind, and hydroelectric dams are all examples of green technology because they are safer for the environment and don’t produce fossil fuel waste by-products. Besides the environmental benefits of these alternative energy sources, they can also be used […]

What are unit places? : the place just to the left of the decimal point in a number expressed in the Arabic system of writing numbers. What does unit value mean? When the expenditures or value of production of an item is divided by the quantity, the result is known as a unit value. Context: […]

What are the three major forms of government? The type of government a nation has can be classified as one of three main types: Democracy. Monarchy. Dictatorship. What are the 5 forms of government? Power Defined This lesson will discuss and differentiate between the five main forms of power, or government, utilized in past and […]

What can I see with 1000X Microscope? While some eucaryotes, such as protozoa, algae and yeast, can be seen at magnifications of 200X-400X, most bacteria can only be seen with 1000X magnification. This requires a 100X oil immersion objective and 10X eyepieces.. Even with a microscope, bacteria cannot be seen easily unless they are stained. […]

What are the 2 types of reasoning? The two main types of reasoning involved in the discipline of Logic are deductive reasoning and inductive reasoning. Deductive reasoning is an inferential process that supports a conclusion with certainty. What is the purpose of reasoning? All reasoning has a purpose. All reasoning is an attempt to figure […]

What is absolute pressure Example? Absolute pressure is measured relative to absolute zero on the pressure scale, which is a perfect vacuum. (Absolute pressure can never be negative.) Example: A car tire gauge measures a tire pressure of 32.0 psi. The local atmospheric pressure is 14.2 psi. What is absolute pressure used for? An absolute […]