What are the significant figure rules? To determine the number of significant figures in a number use the following 3 rules: Non-zero digits are always significant. Any zeros between two significant digits are significant. A final zero or trailing zeros in the decimal portion ONLY are significant. Which value from his calculation most strongly affects […]
What is the freeze/thaw cycle?
What is the freeze/thaw cycle? What is a freeze-thaw cycle? A freeze-thaw cycle is when the temperature fluctuates from above freezing (32F), to below freezing, and then back to above freezing. This is considered one freeze-thaw cycle, and Minneapolis, Minnesota experiences several freeze-thaw cycles each year. What do freeze/thaw cycles result in? Freeze-thaw cycles can […]
How self-driving cars will impact society?
How self-driving cars will impact society? The prospect of widespread use of driverless cars brings with it many benefits: fewer traffic accidents and the economic toll caused by property damage, injury or death that results. Energy costs will also be saved as these autonomous vehicles maximize driving efficiency and reduce traffic congestion. How much do […]
What temperature rise are we on track for?
What temperature rise are we on track for? Greenhouse gas emissions reached a new high last year, putting us on track for an average temperature rise of 3 degrees Celsius. COVID-19 lockdowns are likely to result in just a 0.01C reduction in global warming by 2050. How fast is the global temperature rising? According to […]
Is laser light hotter than white light?
Is laser light hotter than white light? Laser Light Is Hotter Than White Light. What are three differences between light from an incandescent bulb and light from a laser? A laser generates a beam of very intense light. The major difference between laser light and light generated by white light sources (such as a light […]
Is JustAnswer a legitimate website?
Is JustAnswer a legitimate website? We appreciate your feedback. JustAnswer is a membership website similar to Hulu or Netflix and we offer a $5 trial membership where you can ask questions to verified professionals in their fields. You have topics available for everything from Legal, Medical, Car Repair, and Taxes to Dream Interpreters. How much […]
Can Exercise change your face shape?
Can Exercise change your face shape? Redistribution of fat: Regular exercise can help to move fat deposits within your body. This can make the face appear more toned and full. Decreased inflammation: When you move more, the body produces chemicals that lower inflammation, one reason why you look and feel healthier when exercising regularly. Does […]
Where do tendons attach to bone?
Where do tendons attach to bone? periosteum Does muscle attach directly to bone? The bones are connected to the muscles, which cause the bones to move when the muscles tighten and relax. In some parts of the body, the muscle is directly attached to the bone. One end of the tendon is attached to a […]
Can the brain run out of space?
Can the brain run out of space? In one sense, yes. Memory depends on forming new neural connections, and the brain has a finite number of neurones and a limited space in which to add more connections between them. Yet in another sense a healthy brain can never stop learning. There is really no such […]