The exosphere is also the region where some satellites orbit, particularly those designed for long-term observations of Earth or communications. The low density of particles in this layer means that there is minimal drag on these satellites, allowing them to maintain their orbits for extended period...
When that wind slams into Earth's ionosphere, or upper atmosphere, the aurora is born. In the Northern Hemisphere, the phenomenon is called the northern lights (aurora borealis), while in the Southern Hemisphere, it's called the southern lights (aurora australis). "These particles are ...
Orthophoto Base Mapsare a top-down portrayal of ground features that showcase intricate details. Typically generated fromsatellite imagery, aerial, or drone photography, these maps provide a comprehensive view of Earth’s features, allowing users to measure distances with precision—from the heights of...
What is a quantum vacuum? Anne Baring A True Vacuum? One may have heard that a vacuum is nothing—the absence of matter. Space is typically called a vacuum, but even it has minute material in the void that makes it a non-but-near-vacuum as a whole. On Earth, we can isolate a ...
The human body can withstand higher g-forces for short durations. For example, astronauts and fighter pilots might experience several g’s of force during takeoff, which can feel like several times their weight pressing down on them. So, what is the maximum g-force that any human has been ...
Solute: The solute is the substance that gets dissolved in a solution. The component is present in a smaller amount and dissolves into the solvent. Solvent: The solvent is the substance that dissolves in a solution. It’s the component that is more significant and is responsible for dissolving...
used to describe the physics of circular motion — but only one of them is real. The centripetal force keeps an object moving in a circle and is always pointed toward the center of that circle. For instance, the gravitational force of the sun is a centripetal force that keepsEarthorbiting ...
Based on Wilk's lamda value (Table 4) of 0.367 or the same as the chi square of 227.329 with a significance at 0, the average discriminant score in the two groups of provinces of Java is the average discriminant score, and outside Java is significantly different. Although statistically, th...
But the dark shadow cone of the moon's umbra can extend out for no longer than 235,700 miles (379,322 km); that's less than the moon's average distance from Earth. So if the moon is at some greater distance than the umbra's limit, the tip of the umbra does not reach Earth. ...
That’s twice the density of lead or about 8 times that of granite. A cube 6 inches on a side (15 cm) of either would weigh as much as an average adult human. Ag Rh Pd Au Pt Re Ir Os Density (g/cm3) Some of the superheavy elements will probably turn out to be much denser...