Name the word 1
a person trained to travel in space
astronaut
a vehicle that carries people and supplies to outerspace
spacecraft
What is an astronaut?
a person trained to travel in space
What is a spacecraft?
True or False:
There is gravity in space.
False
a force that pulls objects together
gravity
the force of air pressing against a person or object
air pressure
What is air pressure?
the force of air pressing against a person or object
What is gravity?
a force that pulls objects together
True or False:
Astronauts train on simulators.
True
a section of a spacecraft or space station
module
a machine that models a spacecraft
simulator
What is a simulator?
a machine that models a spacecraft
What is friction?
resistance caused by materials rubbing together
True or False:
Simulators never leave the ground.
True
resistance caused by materials rubbing together
the feeling of weight caused by acceleration, or speeding up
g-force
What is g-force?
the feeling of weight caused by acceleration, or speeding up
What is a module?
a section of a spacecraft or space station
True or False:
People have been traveling on spacecraft for more than 100 years.
False