CREATE TABLE "escape_velocities_at_altitude" (
  "orbit" text,
  "center_to_center_distance" text,
  "altitude_above_the_earth_s_surface" text,
  "orbital_period" text,
  "specific_orbital_energy" text
);

Question: specific orbital energy of −29.8 mj/kg has what orbit?
SQL: SELECT "orbit" FROM "escape_velocities_at_altitude" WHERE "specific_orbital_energy"='−29.8 mj/kg';

Question: altitude above the Earth's surface of 500 to 39,900 km has what orbital period?
SQL: SELECT "orbital_period" FROM "escape_velocities_at_altitude" WHERE "altitude_above_the_earth_s_surface"='500 to 39,900 km';

Question: specific orbital energy of −0.5 mj/kg is what altitude above the earth's surface?
SQL: SELECT "altitude_above_the_earth_s_surface" FROM "escape_velocities_at_altitude" WHERE "specific_orbital_energy"='−0.5 mj/kg';

Question: Earth's surface of 357,000 to 399,000 km has what orbit altitude above?
SQL: SELECT "orbit" FROM "escape_velocities_at_altitude" WHERE "altitude_above_the_earth_s_surface"='357,000 to 399,000 km';

Question: Orbital period of 89 to 128 min has what specific orbital energy?
SQL: SELECT "specific_orbital_energy" FROM "escape_velocities_at_altitude" WHERE "orbital_period"='89 to 128 min';

Question: center-to-center distance of 6,900 to 46,300 km involves which orbital period?
SQL: SELECT "orbital_period" FROM "escape_velocities_at_altitude" WHERE "center_to_center_distance"='6,900 to 46,300 km';