What affects the strength of van der Waals forces? Number of Electrons Held by the Atoms/Molecules The greater the number of (instantaneous) dipoles formed, the greater the strength of the Van der Waals force. What are the three types of van der Waals forces? van der Waals forces may be classified into three types: electrostatic, […]
What happens to bimetallic strip when heated?
What happens to bimetallic strip when heated? When this bimetallic strip is heated, the brass expands more than the steel and the strip curves with the brass on the outside. If the strip is cooled, it curves with the steel on the outside. Bimetallic strips are used as switches in thermostats. Why is a bimetallic […]
How often is the weather wrong?
How often is the weather wrong? The Short Answer: A seven-day forecast can accurately predict the weather about 80 percent of the time and a five-day forecast can accurately predict the weather approximately 90 percent of the time. However, a 10-day—or longer—forecast is only right about half the time. Why are weather predictions so inaccurate? […]
Will 2 iron bars attract?
Does oily skin ever go away?
Does oily skin ever go away? Will Oily Skin Go Away on Its Own? Since two of the main hormonal causes of oily skin are puberty and adolescence, some people see their oily skin fade with time, especially after puberty. Unfortunately, that’s not the case for everyone. How can I cure my oily skin permanently? […]
How does double rainbow occur?
How does double rainbow occur? Double rainbows are formed when sunlight is reflected twice within a raindrop with the violet light that reaches the observers eye coming from the higher raindrops and the red light from lower raindrops. What does it mean to see a double rainbow? A double rainbow is considered a symbol of […]
What factors influence conduction velocity?
What factors influence conduction velocity? Conduction velocity is influenced by myelin sheath thickness and internode distance (i.e. the distance along the axon between the nodes of Ranvier) (Hursh, 1939), and both parameters are linearly related to axon diameter. Why are we using two pairs of recording electrodes? Biphasic recording In this lab you will study […]
Are located in the center of the periodic table?
Are located in the center of the periodic table? The transition metals make up the middle block of the periodic table. Like the other elements that are grouped together (alkali metals, noble gases), these metals have very similar properties. Professor Stahl and his research group work with many of the transition metals. Below is a […]
What are the types of differentiation?
What are the types of differentiation? There are several different factors that can differentiate a product, however, there are three main categories of product differentiation. Those include horizontal differentiation, vertical differentiation, and mixed differentiation. Is Coca Cola a duopoly? Then the most efficient number of firms is two (duopoly). Firms may compete on price or […]
What cells undergo mitosis in humans?
What cells undergo mitosis in humans? Three types of cells in the body undergo mitosis. They are somatic cells, adult stem cells, and the cells in the embryo. Somatic cells – Somatic cells are the regular cells in the body of multicellular organisms. What type of cells result after meiosis quizlet? Each daughter cell is […]