Category: Physics

Does momentum determine whether the egg breaks? B. Does the car’s momentum determine whether the egg breaks? Yes C. How does potential energy change when mass is increased? The amount of gravitational potential energy an object has depends on its height and mass. The heavier the object and the higher it is above the ground, […]

How many calories should I consume to lift 1 kg? It takes ~ 240 calories to raise or lift 100 kilograms 1 meter. Human energy calories are always kilocalories. If you wanted to burn 1000 (k)calories, you’d have to bench press 100kg about 830 reps. How many calories do you burn in 2 hours of […]

What part of your body is least sensitive? trunk Which part of skin is most sensitive? The face has demonstrated to be the most common site of skin sensitivity (Table 3), predictable physiologically due to the larger and multiple number of products used on the face (particularly in women), a thinner barrier in facial skin, […]

Does pure water have a pH of 7? Alkaline water has a pH of 8 or above. The most alkaline substances, such as lye, have a pH of 14. Pure water has a pH of 7 and is considered “neutral” because it has neither acidic nor basic qualities. Does boiling water reduce the pH? The […]

Will I get held back if I fail 2 classes? To fail a grade a student usually must fail two or more core classes or fail the standardized test in their state. Grade retention policies vary at both the state and district levels for students at-risk of being held back. To avoid this, they will […]

What is the magnetic flux density when the vector potential is a position vector? Since the given potential is a position vector, the gradient will be 3 and H = -3. Thus the flux density B = μH = 4π x 10-7 x (-3) = -12π x 10-7 units. Explanation: The Laplacian of the magnetic […]

Can population programs alone End Hunger? The world has made great progress in reducing hunger: there are 300 million fewer hungry people than in 1990-92, despite a 1.9 billion increase in the world’s population. But there is still a long way to go, and no one organization can achieve Zero Hunger if it works alone. […]

Are accurate weather forecasts important? 1 Answer. It’s important to make accurate weather forecasting because it can save lives by better preparing people for an upcoming event. Additionally, people can be appropriately clothed for the weather. What is the most accurate weather app? Weather Underground What is the most accurate free weather app? Best all-service […]

Which greenhouse gas is the strongest? Water vapor How does energy affect the atmosphere? The environmental problems directly related to energy production and consumption include air pollution, climate change, water pollution, thermal pollution, and solid waste disposal. The emission of air pollutants from fossil fuel combustion is the major cause of urban air pollution. Does […]

What causes equable climate? Answer. Equable climate is caused because they are situated close to or along the hence the influence of the sea has an effect on the temperature. Therefore the annual range in temperature is low. What is the reason for the difference in the climate of north and south India? Answer: India’s […]