An astronaut is provided a “gravity” when the spaceship’s engines are activated to accelerate the ship. This requires the use of fuel. Is there a way to accelerate and provide “gravity” without the sustained use of fuel? Explain, perhaps using ideas from Chapter 8.
WHAT DOES IT MEAN TO ORBIT ● falling but missing the ground ○ always falling, never hitting ● nothing holds the earth in its orbit ● satellites that fall from orbit are in much lower orbits ○ barely skimming the earth’s atmosphere ○ hitting air molecules