Category: Physics

What structures pull chromosomes apart? The movement of chromosomes is facilitated by a structure called the mitotic spindle, which consists of microtubules and associated proteins. Spindles extend from centrioles on each of the two sides (or poles) of the cell, attach to the chromosomes and align them, and pull the sister chromatids apart. What cells […]

What happens to unused energy in the body? Excess protein that’s not needed to build and maintain your body or to meet energy demands is also changed into fat and stored. The unused calories from dietary fat and alcohol also are converted into body fat. Body fat, then, is the stored form of excess calories […]

What are 3 examples of an unlimited form of government? Examples of unlimited governments include authoritarian, like Iran, and totalitarian regimes, like North Korea. Which is the best description of an unlimited government? Unlimited Government: Control is placed entirely in the leader’s hands and his/her appointees. No limit is placed on the leader’s power. Government […]

Is it better to wear reading glasses or not? Whether or not you choose to wear your reading glasses will make no difference to your eyesight in the long run (although if you have to strain your eyes to read, you might get headaches or find that your eyes feel sore). Are cheap reading glasses […]

What will happen if two oceanic plates collide? When two oceanic plates converge, the denser plate will end up sinking below the less dense plate, leading to the formation of an oceanic subduction zone. Old, dense crust tends to be subducted back into the earth. An example of a subduction zone formed from a convergent […]

How does turning off lights help climate change? According to NSTAR, 29% of energy use in non-residential buildings is used for lighting. If you turn off the lights whenever you leave a room, you can reduce greenhouse gas emissions by 0.15 pounds per hour. How can students help reduce climate change? Make sure the lights […]

Is the image in a mirror real or virtual? Key Points Reflected images can be either real or virtual. In a plane mirror, the images are virtual. The virtual images in a plane mirror have a left-right inversion. Why are real images always inverted? Real image is found when the rays of light converge at […]

Does Superman exist in Titans? Superman Exists (In Some Form) In The Titans Universe. DC Universe’s Titans confirms Superman exists in the TV show’s world during the second episode, “Hawk and Dove.” Though only two episodes have been released, Titans hasn’t shied away from the larger DC Comics universe. Does Superboy ever become Superman? This […]

What is the Dyson motor called? Dyson digital motor Does Dyson use brushless motor? The Dyson digital motor V4 is a brushless DC motor – with a lot of on-demand power. Brushless motors can offer great amounts of torque per watt and reduce wear and tear. The most incredible thing is the speed it can […]

How fast can an object fall in water? 5.04 m/s How ripples are formed? Formation. Symmetrical ripples form as water molecules oscillate in small circles. The water molecules continue to do this to a depth equal to 1/2 the wavelength. The water molecule traveling in a circular pattern interacts with the sediment on the floor […]