Category: Physics

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 […]

Is it better to steam or boil dumplings? To boil dumplings, fill a large pot two-thirds of the way with water. Cover and bring to a boil over high heat. Steaming is a much faster method as you only need to bring a few cups of water to a boil instead of an entire pot. […]

Why is the crater important? The Planetary Deep Past Impact craters allow scientists to study a planet’s geological history—even when the records are buried beneath the surface. Rocks ejected by impacts contain minerals that formed in the presence of liquid water; some craters also show signs of ancient lakes. What is the biggest crater on […]

What are disadvantages of modeling? Disadvantages of modelling and simulation Mistakes may be made in the programming or rules of the simulation or model. The cost of a simulation model can be high. The cost of running several different simulations may be high. Time may be needed to make sense of the results. What are […]

What makes a boiling egg float? Eggs have an air cell that becomes larger as the egg ages and acts as a buoyancy aid. An egg can float in water when its air cell has enlarged sufficiently to keep it buoyant. A spoiled egg will have an unpleasant odor when you break open the shell, […]

How can I strengthen my heart? Top 10 healthy heart tips Give up smoking. If you’re a smoker, quit. Get active. Getting – and staying – active can reduce your risk of developing heart disease. Manage your weight. Being overweight can increase your risk of heart disease. Eat more fibre. Cut down on saturated fat. […]

Can alcohol be used in a thermometer? The two common liquids used in liquid in glass thermometers are alcohol (ethanol) and mercury. alcohol is not used in thermometer. Are alcohol based thermometers accurate? Alcohol thermometers are also inexpensive and durable. They are typically not as accurate as mercury thermometers because of the alcohol’s susceptibility to […]

What are the two types of athletics? There are two types of athletics events: track and field. Track events are running and walking races. Field events are jumping and throwing contests. Objects thrown by athletes include a hard disk, called a discus, and a light spear, called a javelin. What is the another name of […]

What happens if you mix water and flour together? When flour and water are mixed together, water molecules hydrate the gluten-forming proteins gliadin and glutenin, as well as damaged starch and the other ingredients. The hydration process is achieved when protein and starch molecules create hydrogen bonds and hydrophilic interactions with the water molecules. What […]

How do you force-a-nature jump? To do it, you’ll need to aim slightly near the ground. Run forward; then, begin to crouch. A split-second later, jump and immediately fire the force-a-nature. Does force of nature give stats? Cost Analysis. Force of Nature’s base stats are 76. How much damage does the scattergun do? The Scattergun’s […]