What is easier rolling or sliding? When an object rolls over the surface of another object ,the resistance to its motion is called rolling friction. It is always easier to roll than to slide an object over another object.So rolling friction is much less than the sliding friction. Why is sliding faster than rolling? 25ex2 […]
Can I use water instead of pouring medium?
Can I use water instead of pouring medium? Water can´t be used instead of pouring medium. Water changes the consistency of acrylic paint but it also changes the pigment density of the paint. When you dilute the acrylic paint too much with water, then the paint will no longer adhere properly to the surface. How […]
What is scale variable?
What is scale variable? Essentially, a scale variable is a measurement variable — a variable that has a numeric value. This could be an issue if you’ve assigned numbers to represent categories, so you should define each variable within the measurement area individually. What types of scales are used to measure the variables? Four Types […]
Will Sears survive 2020?
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 […]
How many realms of existence are there?
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 […]
When exercising in hot weather what should you be paying attention to?
When exercising in hot weather what should you be paying attention to? When you exercise in hot weather, keep these precautions in mind: Watch the temperature. Pay attention to weather forecasts and heat alerts. Get acclimated. Know your fitness level. Drink plenty of fluids. Dress appropriately. Avoid midday sun. Wear sunscreen. Have a backup plan. […]
Is sand a good thermal insulator?
Is sand a good thermal insulator? Saturated sand has a thermal conductivity in the range of 2-4 W/m-K which causes the sand layer thickness to go astronomical. Thus it can be shown that sand is a good replacement for fiberglass pipe insulation in underground, direct buried applications. It’s easier to install and costs less. Does […]
How do you mess up a GPS signal?
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 […]
What is the first step to determining your following distance?
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?
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 […]