Category: Physics

What are the two major events of cell division? The mitotic phase of the cell cycle in an eukaryotic cell occurs in two major steps: mitosis, when the nucleus divides; and cytokinesis, when the cytoplasm divides and two daughter cells form. What is another name for cell division? mitosis What is Stage 2 of cell […]

What is wave interference simple definition? Interference, in physics, the net effect of the combination of two or more wave trains moving on intersecting or coincident paths. The effect is that of the addition of the amplitudes of the individual waves at each point affected by more than one wave. What is another word for […]

What are two common forms of errors? Mistakes are decision-making failures. The two main types of mistake are rule-based mistakes and knowledge-based mistakes. They arise when we do the wrong thing, believing it to be right. What are the 12 human factors? The original list, developed for aircraft maintenance includes the following 12 common human […]

How far did Naledi and Tiro have to walk to get to Johannesburg? 300 kilometre How did Tiro and Naledi get separated from grace? Their mother is able to get time off, beginning the next day, to take her children home and help Dineo. That night, Naledi and Tiro travel toward Grace’s home by train. […]

Can personality traits change? Two seminal meta-analyses have shown that personality traits are relatively stable, but they also change, and they do so actually across the lifespan, meaning that there is no upper boundary. In fact, people aged 70 and older can still undergo pretty remarkable changes in their personality traits. How do personality traits […]

How do you calculate fall? FALL = GRADIENT X DISTANCE For example, calculate the fall in a 50 metre section of foul water pipework if the gradient is to be 1 in 80. A gradient of 1 in 80 is converted to a number instead of a ratio. How do you find the height if […]

How can you make a DC motor more efficient? Induction motors can be made more energy efficient by: using copper windings in the stator coils. using copper bars in the rotor. machining all moving parts to a high precision. using a special, high quality steel for the rotor and stator. Which motor is most efficient? […]

What are the best thriller books? We’re presenting our take on the best thrillers of all time, spanning the best psychological thrillers, crime novels, and mysteries. The Talented Mr. Ripley, Ripley Under Ground, Ripley’s Game. Gone Girl. Those Bones Are Not My Child. Enduring Love. The Shining. The Widow. One Flew Over the Cuckoo’s Nest. […]

What is an example of a balanced sentence? “Every man has a right to utter what he thinks truth, and every other man has a right to knock him down for it.” This is another very simple and clear example of a balanced sentence. Both clauses have the same length and word order, emphasizing the […]

What is a frontal bone? : a bone that forms the forehead and roofs over most of the orbits and nasal cavity and that at birth consists of two halves separated by a suture. What are characteristics of the frontal bone? The frontal bone is a bone in the human skull. The bone consists of […]