Why is glass not considered a true solid? Glass is not a slow-moving liquid. It is a solid, albeit an odd one. It is called an amorphous solid because it lacks the ordered molecular structure of true solids, and yet its irregular structure is too rigid for it to qualify as a liquid. What is […]
What is the difference between sampling with replacement and without replacement?
What is the difference between sampling with replacement and without replacement? What’s the Difference? When we sample with replacement, the two sample values are independent. Practically, this means that what we get on the first one doesn’t affect what we get on the second. In sampling without replacement, the two sample values aren’t independent. What […]
Which type of washing machine consumes less water?
Which type of washing machine consumes less water? As a front loader uses less water, there is significant energy or electricity saving as much less water is heated. Also, front loaders dry up the cloths to a significantly higher degree (as less water is used), the dryer cycles are much shorter, thus saving electricity on […]
Can you make gravity in space?
Can you make gravity in space? Dave: In space, it is possible to create “artificial gravity” by spinning your spacecraft or space station. By adjusting certain parameters of a space station such as the radius and rotation rate, you can create a force on the outside walls that equals the force of gravity. Do grades […]
Is resultantly a proper word?
Is resultantly a proper word? re·sul·tant adj. Issuing or following as a consequence or result. 1. Something that results; an outcome. Is the resultant always the hypotenuse? When the two vectors are added head-to-tail as shown below, the resultant is the hypotenuse of a right triangle. A right triangle has two sides plus a hypotenuse; […]
What are the four nonspecific defenses are caused by pathogens invading the body?
What are the four nonspecific defenses are caused by pathogens invading the body? Nonspecific defenses include anatomic barriers, inhibitors, phagocytosis, fever, inflammation, and IFN. Specific defenses include antibody (more…) What are examples of specific defenses? There are two types of specific defense. These include cell-mediated immunity and antibody-mediated immunity. Cell-mediated immunity occurs when T-lymphocytes (T-cells) […]
How do you say please look into this matter?
How do you say please look into this matter? I request you to kindly look into the matter and remit the said amount into my account within the next two days. I am enclosing a copy of the latest Account Statement for your action. I would greatly appreciate your executing this request at your earliest […]
What are the 10 Native American tribes?
What are the 10 Native American tribes? 10 Biggest Native American Tribes Today Lumbee. Population: 73,691. Iroquois. Population: 81,002. Creek (Muscogee) Native American population: 88,332. Blackfeet (Siksikaitsitapi) Population: 105,304. Apache. Population: 111,810. Sioux. Population: 170,110. Chippewa. Population: 170,742. Choctaw. Population: 195,764. Which Indian Tribe was the most aggressive? The Comanches, known as the “Lords of […]
What is the mechanical advantage of a simple block and tackle with one rope?
What is the mechanical advantage of a simple block and tackle with one rope? The mechanical advantage is 2, requiring a force of only 50 N to lift the load. How do you calculate the mechanical advantage of a mousetrap car? The total mechanical advantage can be calculated by multiplying the two: 1/6 x 1/19 […]
How much does cotton insulation cost?
How much does cotton insulation cost? Batt Insulation > Cotton Batt Insulation: Learn About This Product. Cost to purchase material only, for an R19 layer (6 inch thick), not including installation labor. $1.20 to $1.50 per sq. ft. What is the best type of attic insulation? Fiberglass, cotton, and mineral wool can all work as […]