Three of these are wrong. Find the one that holds.

Exercise and reference answers

Questions

1. Question

   Three of these statements about weightlessness are false.

   Choices

   1. Item

      It arises from shared free fall

      Correct

      Yes

   2. Explanation

      Gravity is what holds the orbit.

      Item

      Gravity is absent in orbit

   3. Explanation

      It is still substantial there.

      Item

      Gravity is negligible at that height

   4. Explanation

      It is continuously falling toward Earth.

      Item

      The satellite has escaped Earth's pull

Explanation