How can you determine if the liquid is water? A very easy solution is to take a sample of colourless liquid and put on stove if it starts boiling exactly at 100 ºC then it is pure water. Any other colourless liquid such as vinegar always have different boiling point. How do you identify whether […]
Why did Germany worry about the alliance between France and Russia?
Why did Germany worry about the alliance between France and Russia? 1 Answer. Probably because Germany was and still is located in between the two nations and, in case of war, would have been forced to fight on two fronts simultaneously (a not very strategical advantageous situation indeed!). Is France allied with Russia? Dual Alliance, […]
What results when a wave reflects off a fixed boundary?
Can you hear a plane at 20 000 feet?
How do you solve a basic electrical circuit problem?
How do you solve a basic electrical circuit problem? How to Solve a Basic Circuit Step 1: Identify the Voltage (V) of the Circuit and Recognize the Type of Resistance. The voltage of a circuit is displayed by the symbol found in Fig. Step 2: Finding the Total Resistance. Step 3: Solve for Current (I) […]
What are 3 negative factors that affect mental wellness?
What are 3 negative factors that affect mental wellness? Unemployment, redundancy, loss of a business, large investment losses or other financial loss can have a negative impact on your mental health. How does social factors affect mental health? Summary. Most aspects of mental illness and psychological well‐being are influenced by social factors (such as gender, […]
How deep can you dig into the earth?
How deep can you dig into the earth? 40,230ft What happens if you dig too deep in the earth? To make things more difficult, as they drill deeper into the Earth, they’ll encounter extreme temperatures, possibly in excess of 1,000 degrees Fahrenheit (538 degrees Celsius), and fantastic amounts of pressure — as much as 4 […]
What is better active or passive noise cancellation?
What is better active or passive noise cancellation? While both passive noise isolation and active noise cancellation allow you to listen to music at lower volumes than earphones without ANC, passive noise isolation is better for your hearing overall. This is because active noise cancellation neutralizes outside noise by creating an equal and opposite noise. […]
What is the relationship between rolling static and sliding friction?
What is the relationship between rolling static and sliding friction? Static, sliding, and rolling friction occur between solid surfaces. Static friction is strongest, followed by sliding friction, and then rolling friction, which is weakest. Fluid friction occurs in fluids, which are liquids or gases. What is the cause of friction What is the difference between […]
What happens when a solid turns into a liquid?
What happens when a solid turns into a liquid? When a solid is heated the particles gain energy and start to vibrate faster and faster. Although the particles are still loosely connected they are able to move around. At this point the solid is melting to form a liquid. The particles in the liquid are […]