Space Digest
Test your vocabulary and understanding with this quiz.
Question 1 / 8
zero gravity (n.)
zero gravity (n.)
Example: The astronaut showed no sign of trouble of getting used to zero gravity.
What is zero gravity?
![](https://gdb.voanews.com/1b204ed2-e66e-45fe-a4a7-3d52b66f0f08_cx0_cy3_cw100_w250_r1_s.jpg)