What is the distance a screw thread advances axially in one turn called? Lead What are the different types of screw threads? Clamp screws come in many forms. There are Standard threads, ACME threads, Buttress threads, and Square threads. Each of these threads may be used in clamps and vises for different reasons. What are […]
Can you hear normally with a cochlear implant?
Can you hear normally with a cochlear implant? The implant doesn’t make you hear normally again, but it can help you with sounds. Most people with severe to profound hearing loss can understand speech in person or over the phone better than they did with a hearing aid. It can usually help you know sounds […]
Are blue eyes a mutation?
Are blue eyes a mutation? People with blue eyes have a single, common ancestor, according to new research. A team of scientists has tracked down a genetic mutation that leads to blue eyes. The mutation affected the so-called OCA2 gene, which is involved in the production of melanin, the pigment that gives color to our […]
Why do we need to protect ecosystems?
Why do we need to protect ecosystems? Healthy ecosystems clean our water, purify our air, maintain our soil, regulate the climate, recycle nutrients and provide us with food. They provide raw materials and resources for medicines and other purposes. They are at the foundation of all civilisation and sustain our economies. How can we protect […]
What is an example of a species?
What is an example of a species? A species is a group of organisms that share a genetic heritage, are able to interbreed, and to create offspring that are also fertile. Thus, some animals like the Red fox, Vulpes vulpes, are both in the genus Vulpes and their species name is vulpes. What 2 different […]
What medications do psychiatrists prescribe for anxiety?
What medications do psychiatrists prescribe for anxiety? When treating anxiety disorders, antidepressants, particularly the SSRIs and some SNRIs (serotonin-norepinephrine reuptake inhibitors), have been shown to be effective. Other anti-anxiety drugs include the benzodiazepines, such as as alprazolam (Xanax), diazepam (Valium), buspirone (Buspar), and lorazepam (Ativan). What medication is used for mental health? What Drugs Treat […]
What is rounded to the nearest inch?
What is the purpose of using charts and graphs?
What is the purpose of using charts and graphs? Graphs and charts are visuals that show relationships between data and are intended to display the data in a way that is easy to understand and remember. People often use graphs and charts to demonstrate trends, patterns and relationships between sets of data. What are the […]
Who discovered M82?
Who discovered M82? Johann Elert Bode How was M82 discovered? As a member of the M81 group, M82 is 12 million light years distant. M82 was discovered on December 31, 1774 by Johann Elert Bode together with M81; he described it as a “nebulous patch”, about 0.75 deg away from M81, which “is very pale […]
What temperature does quartz crack?
What temperature does quartz crack? Manufacturers market quartz as able to withstand temperatures up to 400 degrees Fahrenheit (one reason it works well as fireplace surrounds). But “thermal shock” can result from placing a hot pan straight from the oven or stovetop onto a cold quartz countertop, which can lead to cracking or discoloring. Can […]