Category: Physics

Why is the mitochondria a bad organelle? Because mitochondria are essential to so many cellular processes, when anything goes wrong with these organelles, they could be linked to many diseases. Recent discoveries have connected malfunctioning mitochondria to Parkinson’s, heart disease, diabetes, and cancer. What is the most important organelle in a plant? The Nucleus is […]

Why does oil make a rainbow in water? Most often seen in recently made puddles on the sides of roads, the oil refracts light much the same way a rainbow does. Simply put, the thin layer of oil floating on top of the water refracts the light which then bounces back up off the water […]

How do you know if someone is sabotaging you? How do you tell if someone is sabotaging you? They make you jump through hoops others don’t have to. They talk about you behind your back. They tell lies to your boss or your colleagues about your work. They steal your ideas or try to take […]

Is called autonomous unit of life? The cell is known as the autonomous unit of life because it can independently carry out all the life activities necessary for its own survival. A cell has absolute independent existence. Why cell is called self-contained unit? The cell whether in a unicellular organism or a multicellular organism is […]

What are the different parts of the eye? What are the parts of the eye that make up vision? Cornea: This is the front layer of your eye. Pupil: The pupil is the black dot in the center of your eye that acts as a gateway for light. Iris: This part is typically referred to […]

Which amino acid is involved in the formation of disulfide bonds? The cysteine amino acid group is the only amino acid capable of forming disulfide bonds, and thus can only do so with other cysteine groups. What two functional groups are found in amino acids? Carboxyl and amino groups are always found in amino acids. […]

Where is the thickest loess deposits found? Extensive loess deposits are found in northern China, the Great Plains of North America, central Europe, and parts of Russia and Kazakhstan. The thickest loess deposits are near the Missouri River in the U.S. state of Iowa and along the Yellow River in China. Is Loess erosional or […]

Is VX and VY constant? Here are some formulas that describe projectile motion: Thus the vertical velocity (Vy) is continually increasing. The horizontal velocity (Vx) remains constant and is equal to Vxo. If an object is pointed at an angle, the motion is essentially the same except that there is now an initial vertical velocity […]

How can we conserve water in our school? How can students save water at school? Simple Actions = Big Water Savings​ Carry a refillable water bottle. Skip the tray in the lunch line and use only one plate. Turn off the water when washing your hands. Report leaks to the appropriate authorities. In labs and […]

What kind of image is formed with a pinhole camera? The image formed by a pin hole camera is real, inverted and the nature of the image does not depend on the shape of the pinhole. What kind of image does a pinhole camera produce? A pinhole camera is a simple camera without a lens […]