Category: Physics

What are the three differences between rotation and revolution? Rotation of the Earth is its turning on its axis. Revolution is the movement of the Earth around the Sun. The Earth’s axis of rotation is tilted by 23.5 degrees. This tilt causes the different seasons of the year. What causes day and night rotation or […]

Where do most accidents in urban areas occur? Approximately 91 percent of nighttime rural fatal crashes occur on dark road- ways and 9 percent occur on roads lighted by streetlights. In urban areas, 40 percent of fatal nighttime crashes occur on dark roadways and 60 percent occur on lighted roadways. What are the consequences of […]

What does it mean when a study Cannot be replicated by an independent researcher? What does it mean when a study cannot be replicated by an independent researcher? The replication was done incorrectly. Meta-analyses can examine conceptual and direct replications. What type of claim is most likely to test in generalization mode? Which claim is […]

Does a heavier paper airplane fly farther? Changing Mass In the same way a rock that is thrown pushes its way through the air as compared to a cotton ball, a paper airplane with more mass flies faster and farther than a paper plane with less mass, up to a point. If the mass is […]

Which light is the turn signal? The turn signal on your vehicle is mounted on the front and back of the vehicle, on both the left and right sides. Once your turn signal is activated, the left or right side lights flash to indicate which way you are turning. Some modern cars have turn signals […]

Why does my iPhone screen go black randomly? A black screen is usually caused by a hardware problem with your iPhone, so there usually isn’t a quick fix. That being said, a software crash can cause your iPhone display to freeze and turn black, so let’s try a hard reset to see if that’s what’s […]

What is the main focus of forensic anthropology? Forensic anthropologists analyze human remains, typically in criminal investigations. Their study of human remains aids in the detection of crime by working to assess the age, sex, stature, ancestry and unique features of a skeleton, which may include documenting trauma to the skeleton and its postmortem interval. […]

What are cathode rays made of? Thomson showed that cathode rays were composed of a previously unknown negatively charged particle, which was later named the electron. Cathode-ray tubes (CRTs) use a focused beam of electrons deflected by electric or magnetic fields to render an image on a screen. Which gas is used in cathode ray […]

What is needed to run Citrix? Citrix recommends that user devices have at least 1 GB of RAM and a CPU with a clock speed of 1.6 GHz or higher. Use of the default deep compression codec, which is required on low-bandwidth connections, requires a more powerful CPU unless the decoding is done in hardware. […]

Do circular orbits exist? The shape of planetary orbits follows from the observed fact that the force of gravity between two objects depends on the square of the distance between them. A circle is a special case of an ellipse and it is theoretically possible for an orbit to be circular. In the real world, […]