For how many years did Mark work at NASA before becoming a YouTuber? 6 years 7 years 8 years 9 years 7/10 @markrober | Instagram How many subscribers does Mark Rober have as of December 2021? 3 million 10.5 million 20.4 million 33 million 8/10 Mark Rober | YouTube...
How do they do that? Generally speaking, by sensing how much a mass presses on something when a force acts on it.This is something we're all very familiar with when we're in cars. Imagine you're sitting in the back seat of a car, happily minding your own business, and the driver ...
Lucy Yang
How safe is skydiving as a sport? How do you become a skydiver and how much does it cost? In this article, we will answer all of these questions and many more. The next time you watch someone skydiving on TV, you will have a whole new appreciation for what's going on! Let's ...
If you could teach a class on any topic, what would it be? Viterbi School of Engineering Applicants Prompt 1: The student body at the USC Viterbi School of Engineering is a diverse group of unique engineers and computer scientists who work together to engineer a better world for all humanity...
If your piston engine is powering a plane, that limits how fast it can fly, how much lift it can make, how big it can be, and how much it can carry.Photo: Piston engine: One way to make lots of power, consistently, is to use lots of cylinders. This classic Bristol Jupiter piston...
Dear Startup: You have no idea how much that costs- “We are completely clueless about how long things should take.” Here is atrick to handle expectation of unreasonable estimates. Escalation of commitment- A.k.a. sunk-cost fallacy, or the rational explanation of why the hell do we stil...
This process, also known as reheat, is inefficient but can boost turbofan thrust by as much as 50 percent [sources: Encyclopaedia Britannica; Pratt & Whitney]. Afterburners come in handy during takeoff or in unfavorable, low-speed or low-pressure conditions. They are mostly found in super...
How did you find it, and what did you do to make up for it? Everybody makes mistakes, even the most detail-oriented of employees. Admitting they made a mistake is a sign they own up to their errors, and the weight of the mistake will tell you how much of a mishap it was. ...
NASA Building the International Space Station (ISS) is much like building a toy using a child's LEGO or K'nex building block set. But whereas those playthings tend to be small in scale, the ISS contains thousands and thousands of parts [source: Hollingham]. Some of the major components...