velocity
Earth's escape velocity is 11.2 km per second.
The moon's escape velocity is much lower than Earth's, because it is smaller and less dense.
Jupiter is a huge planet, and its escape velocity is correspondingly high.
The size of a black hole is determined by its escape velocity.
SMART Vocabulary: related words and phrases Speed of motion
at full/half throttleidiom
briskness
burst of speed
celerity
clip
clock
ground speed
hypersonic
hypervelocity
instantaneous velocity
light speed
linear velocity
momentum
pace
speed of sound
speediness
supersonically
swiftness
throttle
velocity
You can also find related words, phrases, and synonyms in the topics:
Space travel