[DOC] [TLE] What is escape velocity? [PAR] Escape velocity is the speed that an object needs to be traveling to break free of 
a ... of Earth needs to be going 7 miles per second, or nearly 25,000 miles per 
hour to leave without falling back to the surface or falling into orbit. A Delta II 
rocket blasting off. A large amount of energy is needed to achieve escape 
velocity. [DOC] [TLE] Free Flashcards about PHYSICS - StudyStack [PAR] RELATIVITY THEORY ASSUMES THAT THE EFFECT OF ACCELERATION ON 
AN OBJECT .... TO LEAVE EARTH'S ORBIT, A ROCKET MUST ACCELERATE 
TO 25,000 MPH TO ACHIEVE THIS, EV FOR SHORT, ESCAPE VELOCITY. [DOC] [TLE] The moon is roughly 250,000 miles from Earth. Escape velocity from ... [PAR] A spacecraft enroute from Earth to the Moon does not travel at a constant velocity. 
Nor does it ... Escape velocity from Earth orbit is roughly 25,000 miles per hour. 
How is it ... They do a short burn to initiate a trajectory and then coast towards that 
trajectory. ... It was trying to climb high enough to reach the Moon's gravity well. [DOC] [TLE] Escape velocity - Wikipedia [PAR] In physics, escape velocity is the minimum speed needed for an object to escape 
from the gravitational attraction of a massive body, without the aid of thrust, or 
suffering the resistance from friction. The escape velocity from Earth is about 
11.186 km/s (40,270 km/h; 25,020 mph) ... Once escape velocity is achieved, no 
further impulse need be applied for it to... [DOC] [TLE] Older Questions & Answers (#4) - Ask the Physicist! [PAR] For example, a 40 gram bullet with a speed of 500 mph when fired from a 2 .... If 
the rest mass of a photon is zero,then it should not be affected by gravity. ...... If 
the time is short (as in hitting the hard ground), the force you experience is big 
ouch! ...... Why is it necessary to orbit Earth and reach an escape velocity to fly 
away... [DOC] [TLE] Download - Astronaut Challenge [PAR] The Danes were subjected to a barrage of 25,000 rockets which burnt many ..... 
once the spacecraft has achieved sufficient altitude and velocity, the rocket 
engine is .... 17 time. All current manned space activity takes place in low-earth 
orbit, and must take ...... leave the nozzle at approximately 6,000 mph (10,000 km/
h). [DOC] [TLE] Student Solutions Manual - Andrews University [PAR] Solution (a) The average speed of the earth's orbit around the sun is ...... (
measured in the horizontal direction) must he start his jump to reach his 
maximum height at ... So, he must leave the ground 1.96 m before the basket to 
be at his maximum .... (b) The acceleration is not one-fourth of what it was with 
all rockets burning. [DOC] [TLE] ch3.4 - NASA History Homepage [PAR] The flow over an airplane wing and fuselage involved both accelerating and ... 
The same result might also be achieved with the fuselage although in this case 
100 .... the airplane in that event must at least be manageable even though its 
flying ..... from the earth 1 was about 36,000 feet per second (25,000 miles per 
hour). [DOC] [TLE] Algebra 2 With Space Science Applications - NASA [PAR] Jan 5, 1994 ... Solving for a Comet Orbit .... 3-12 designed to showcase how NASA discoveries 
in Earth and ... "I recently found the Space Math problems website and I must tell 
.... Problem 10  The Space Shuttle used 800,000 gallons of rocket fuel to ..... 
Problem 1 - The equation lets us calculate the tidal acceleration, a,... [DOC] [TLE] A Brief History of High-Energy Astronomy - HEASARC - NASA [PAR] JWST will, like WMAP, be placed in an orbit around the Sun-Earth Lagrange 
point L2 ... holes census, the physics of accretion, particle acceleration 
mechanisms, the ... control system and recovery procedures had caused the 
satellite to break up, ... long wavelength radio emission to extremely short 
wavelength gamma rays. [DOC] [TLE] Modern Physics - News Home [PAR] is the acceleration of the

Question: To leave Earth's orbit, a rocket must accelerate to 25,000 mph to achieve this, EV for short
Answer: escape velocity