Quotes About Motion

We have to get up, and we have to move our bodies. We need to move! There is no way to be healthy or happy - no way - without having some kind of exercise regimen.

Helicopters don't fly, they vibrate so badly the ground rejects them.

I do have moments when I like to relax, but I'm always moving, and that has always been the case since I was a boy.

I'm not very relaxed; I always need to be doing something.

Most birds are very stiff-necked, like the robin, and as they run or hop upon the ground, carry the head as if it were riveted to the body. Not so the oven-bird, or the other birds that walk, as the cow-bunting, or the quail, or the crow. They move the head forward with the movement of the feet.

If you're in a helicopter, and you hover, why does the Earth not come to you if it's round?

Matrices act. They don't just sit there.

Rien n'est plus troublant que les mouvements incessants de ce qui semble immobile. p214 (Minuit)

There is no top or bottom, no absolute positioning in space. There are only positions that are relative to the others. There is an incessant change in the relative positions throughout the universe and the observer is always at the centre.

Aber wie dem, der in einer schnellen Kreisbewegung drehend geworden, auch da noch, wenn er schon wieder still sitzt, die äussern Gegenstände mit ihm herum zu gehen scheinen: so wird auch das Herz, das zu heftig erschüttert worden, nicht auf einmal wieder ruhig.

A whistle blew, and the train trembled into movement. The station lamps sailed by them into darkness

Key amongst these is the Newton's Cradle, which we

For once the stone hits the surface of the pond, the ripples never really stop.

Doppler effect.

Houses near the tracks seem to fly by, while mountains in the distance keep pace with the train over long distances. In etak, the canoe is the train and the stars the mountains. The stars are fixed in the sky. The islands, like the houses, are in motion.

If you knew exactly where that moving object was, at any given moment, wouldn't that tell you the exact location of the observer on the ground?

it's not love that makes the world go round, it's inertia

The elevator brought them up slow and steady, giving them all time to reflect in silence.

Look, it's not love that makes the world go round, it's inertia

She felt a heady kinesthetic rush of acceleration as a constellation of fusions drew her to a tight nexus.

Motion capture has become very specialized but also still just a tool of filmmaking.

When we see a planet being "deflected by the force of gravity," Einstein says it is really just traveling in a straight line.

The main trick is to define the four-velocity as a derivative with respect to the proper time Ï" along the trajectory, rather than with respect to the coordinate time t. We write the

The minus sign in the proper-time formula (6.2) opens up an interesting possibility. If we consider a straight path that traverses equal amounts of space and time, (?x)2 = (?t)2, we will have ? = 0. So the object moves, but no proper time elapses along its journey.