What are 3 things that elements in the same column have in common? Explanation: For the elements in column 1,2 and 13-18 the atoms in the same column have the same amount of outermost electrons, called valence electrons. Atoms in column 1 (H, Li and Na for example) have 1 valence electron. Column 2 have […]
What does the word intervals mean?
What does the word intervals mean? 1a : a space of time between events or states. b British : intermission. 2a : the difference in pitch between two tones. b : a space between objects, units, points, or states. What is periodic example? The definition of periodic is something that is recurring at regular intervals, […]
When driving down a mountain you should never shift to?
What are 4 characteristics of the inner planets?
What are 4 characteristics of the inner planets? Summary The four inner planets have slower orbits, slower spin, no rings, and they are made of rock and metal. The four outer planets have faster orbits and spins, a composition of gases and liquids, numerous moons, and rings. The outer planets are made of hydrogen and […]
Which best describes the relationship between displacement and distance traveled?
Which best describes the relationship between displacement and distance traveled? Displacement is a vector quantity describing the change in position, and distance traveled is the total length travelled c. Displacement is scalar quantity describing the change in position, and distance traveled is the absolute value of displacement d. One ant is observed first at position […]
What happens to the direction of force if the direction of current changes but the magnetic field stays the same?
What happens to the direction of force if the direction of current changes but the magnetic field stays the same? If the forefinger points in the direction of the magnetic field and the middle finger in the direction of the current, then, the thumb points in the direction of the force exerted on the conductor.So, […]
What is the job of communication manager?
What is the job of communication manager? Communications Manager Duties and Responsibilities Develop and edit communication materials like newsletters, blogs, press releases and similar marketing materials in order to promote company’s products and services. Implement company’s communication plan in order to increase brand awareness. What qualifications do I need to be a communications manager? What […]
Is Ocean Engineering a good career?
Is Ocean Engineering a good career? You can see marine engineers play essential roles in countries, economies, and industries. Reliance on seafaring vessels is increasing so there’s definite employment security now and for years to come. Statistics show the need will grow by 9% by 2024. That’s another reason why this career choice makes sense. […]
Why do grain boundaries act as barriers to dislocation motion?
Why do grain boundaries act as barriers to dislocation motion? Since the lattice structure of adjacent grains differs in orientation, it requires more energy for a dislocation to change directions and move into the adjacent grain. The grain boundary is also much more disordered than inside the grain, which also prevents the dislocations from moving […]
Who enforces the Clean Air Act?
Who enforces the Clean Air Act? Environmental Protection Agency (EPA) How has the Clean Air Act affected the economy? Clean Air Act Benefit-Cost Studies Fewer premature deaths and illnesses means Americans experience longer lives, better quality of life, lower medical expenses, fewer school absences, and better worker productivity. Peer-reviewed studies show that the Act has […]