Category: Physics

Will Sears survive 2020? Sears said in November that it planned to close 96 stores in February, including 51 Sears stores and 45 Kmart stores. Sears parent company Transform Holdco will operate just 182 stores after the closings. How many Sears stores are still open 2020? It once operated more than 3,500 locations across the […]

Is steel easy to bend? Most steel bars are either hot-rolled or cold-rolled; a cold rolled bar is shinier than a hot rolled bar, but is also harder to bend. Stainless steel is even harder to bend. The stronger the steel, the more the bend will approximate a “V”, while the weaker the steel, the […]

How many realms of existence are there? six realms How many natural realms are there? four realms Which realm of the Earth is most important for human life and why? Biosphere How the natural realms are useful to us? Answer. the natural realms are useful for us in many ways like water is a hydrosphere […]

How many types of bonds can a carbon atom form? four Can a single carbon atom exist on its own? Pure carbon can exist in different forms, depending on how its atoms are arranged. The forms include diamond, graphite, and fullerenes. All three forms exist as crystals, but they have different structures. Their different structures, […]

How do you mess up a GPS signal? How a GPS jammer works: The user plugs the jammer into the automotive auxiliary power outlet. The unit is placed close to the installed GPS tracker. When active, the GPS jammer generates an interference signal over a 5 to 10 meter radius to disrupt reception of the […]

Which describes how a simple machine can make work easier? Explain how a machine makes work easier. Machines make work easier by increasing the amount of force that is applied, increasing the distance over which the force is applied, or changing the direction in which the force is applied. What are three ways machines make […]

How many outlets can a 15 amp breaker hold? 10 outlets Why is daisy chaining dangerous? Daisy chaining is a term that refers to the practice of plugging a power strip into another power strip. This is dangerous because an excessive amount of power is being drawn from one single wall outlet, which means the […]

What is the first step to determining your following distance? As you will remember, you measure your following distance by locating a vehicle ahead of you, find a fixed object that the vehicle is passing and count. As you reach the same fixed object, that tells you how many seconds have passed. If you are […]

Is a northern harrier a hawk? The Northern Harrier is distinctive from a long distance away: a slim, long-tailed hawk gliding low over a marsh or grassland, holding its wings in a V-shape and sporting a white patch at the base of its tail. Where do harrier hawks nest? swamps How long do harrier hawks […]

What percentage of carbon 14 remains after 2 half lives? 25 percent What is the use of carbon 14? Carbon-14, which is radioactive, is the isotope used in radiocarbon dating and radiolabeling. … medically important radioactive isotope is carbon-14, which is used in a breath test to detect the ulcer-causing bacteria Heliobacter pylori. How much […]