estimation – Page 2 – Esoteric news

September 28, 2016

What’s Your Ideal Running Speed to Conserve Energy?

What’s Your Ideal Running Speed to Conserve Energy?

Clearly running faster uses more energy. But at what speed does a human use the least amount of energy? Here is a model with estimates. The post What’s Your Ideal Running Speed to Conserve Energy? appeared first on WIRED.

The Independence Day: Resurgence Spaceship Has Its Own Gravity

The Independence Day: Resurgence Spaceship Has Its Own Gravity

In the trailer for Independence Day: Resurgence, the alien spacecraft seems to gravitationally lift some buildings. What kind of mass would it have to have to do this? The post The Independence Day: Resurgence Spaceship Has Its Own Gravity appeared first on WIRED.

Don’t Put a Crane Outside a Physicist’s Window if You Don’t Want Some Math

Don’t Put a Crane Outside a Physicist’s Window if You Don’t Want Some Math

With construction next door, I keep seeing physics examples. Here I calculate the torque and forces on a large crane. The post Don't Put a Crane Outside a Physicist's Window if You Don't Want Some Math appeared first on WIRED.

The Physics of That Crazy Ricochet Hole in One at the Masters

The Physics of That Crazy Ricochet Hole in One at the Masters

During the 2016 US Masters Oosthuizen had a shot that deflected off another ball to result in a hole in one on a par 3. Here is a look at the physics of this event. The post The Physics of That Crazy Ricochet Hole in One at the Masters appeared first on WIRED.

Dang, the Death Star Is Coming Together Quick in the New Star Wars Trailer

Dang, the Death Star Is Coming Together Quick in the New Star Wars Trailer

A scene in the Rogue One trailer shows the assembly of the Death Star. How fast was the dish piece moving? Homework included. The post Dang, the Death Star Is Coming Together Quick in the New Star Wars Trailer appeared first on WIRED.

Would Magneto Get Whiplash if Quicksilver Pushed Him Out of Danger? No, He’d Just Die

Would Magneto Get Whiplash if Quicksilver Pushed Him Out of Danger? No, He’d Just Die

In X-Men: Days of Future Past, Quicksilver rescues Magneto by running really fast through a hallway. What kind of acceleration would this require? The post Would Magneto Get Whiplash if Quicksilver Pushed Him Out of Danger? No, He'd Just Die appeared first on WIRED.

Does a Solar Eclipse Change the Earth’s Temperature?

Does a Solar Eclipse Change the Earth’s Temperature?

When we get a solar eclipse, does it have an impact on the global temperature? Here are some rough estimations to get an answer. The post Does a Solar Eclipse Change the Earth's Temperature? appeared first on WIRED.

January 25, 2016

Melting Blizzard 2016’s Snow Would Take a Lot of Energy

Melting Blizzard 2016’s Snow Would Take a Lot of Energy

In some cases, the snow accumulation from the snow storm Jonas must be melted. How much power would it take to melt the snow on the roads?

The post Melting Blizzard 2016’s Snow Would Take a Lot of Energy appeared first on WIRED.

January 22, 2016

Could You Live on Planet Nine?

Could You Live on Planet Nine?

We don't know everything about Planet Nine, but we know enough for some estimation questions.

The post Could You Live on Planet Nine? appeared first on WIRED.

November 30, 2015

The Asteroid in The Good Dinosaur Travels at Half the Speed of Light

The Asteroid in The Good Dinosaur Travels at Half the Speed of Light

In the trailer for The Good Dinosaur, we see an asteroid zooming past the Earth. How fast is this asteroid?

The post The Asteroid in The Good Dinosaur Travels at Half the Speed of Light appeared first on WIRED.