How do you know if someone answered your question on Amazon? Seller message communication to/from Buyers is not posted to the product pages, but you can see both the questions and response when you click on the Messages link near the top right of the Seller Central page just to the right of the search […]
What is the different types of force?
What is the different types of force? Action-at-a-Distance Forces Applied Force. Gravitational Force. Normal Force. Frictional Force. Air Resistance Force. Tension Force. Spring Force. How does force affect our daily life? of effects): they can change the direction of an object, they can change the speed of an object, and they can change the shape […]
How can we stop desert from spreading?
How can we stop desert from spreading? Farmers can stop deserts from spreading by carefully managing their land. If you have hilly land, you should be ploughing the land along the curves of the land, and around the hills, instead of straight up and down. Leave strips of grass between the cultivated rows. Does China […]
What are the effects of water deficiency?
What are the effects of water deficiency? Dehydration is a deficiency of water in the body. Vomiting, diarrhea, excessive sweating, burns, kidney failure, and use of diuretics may cause dehydration. People feel thirsty, and as dehydration worsens, they may sweat less and excrete less urine. If dehydration is severe, people may be confused or feel […]
What do the numbers on a microscope objective mean?
What do the numbers on a microscope objective mean? Microscope objective lenses will often have four numbers engraved on the barrel in a 2×2 array. The upper left number is the magnification factor of the objective. For example, 4x, 10x, 40x, and 100x. The upper right number is the numerical aperture of the objective. For […]
What is the change in internal energy for a system that does 70j?
What is the change in internal energy for a system that does 70j? Answer. According to First Law of Thermodynamics, ⇒ Internal energy (ΔU)= q+W = (-45)+70 = -25 J. What is the change in internal energy U for a system? One way we can increase the internal energy U (and therefore the temperature) of […]
How many days are in a month without weekends?
What is the relationship between mass and distance?
What is the relationship between mass and distance? Newton’s law of universal gravitation states that every point mass in the universe attracts every other point mass with a force that is directly proportional to the product of their masses, and inversely proportional to the square of the distance between them. What is an attractive force […]
What is the difference between a narrative and a story?
What is the difference between a narrative and a story? Story: a story is a description of imaginary people and events. Narrative: a story or an account of a series of events. What are the five rules of narrative writing? By observing these basic ideas, you can improve your narrative essay. Clarity. Complex words and […]
How can we identify a particular element?
How can we identify a particular element? Explanation: There are two properties that can be used to identify an element: the atomic number or the number of protons in an atom. The number of neutrons and number of electrons are frequently equal to the number of protons, but can vary depending on the atom in […]