In the study described, how were satellite signals used ().
A: To carry information that would help determine elevation
B: To provide accurate weather reports
C: To relay information from scientists around the world
D: To indicate which route the mountain climbers should take
A: To carry information that would help determine elevation
B: To provide accurate weather reports
C: To relay information from scientists around the world
D: To indicate which route the mountain climbers should take
举一反三
- In the study described, how were satellite signals used A: To carry information that would help determine elevation. B: To provide accurate weather reports. C: To relay information from scientists around the world. D: To indicate which route the mountain climbers should tak
- 6. GPS determines location by computing the difference between the time a signal is sent and the time is received. GPS satellites carry ______ that provide extremely accurate time. The time information is placed in the codes broadcast by the satellite so that a receiver can continuously determine the time the signal was broadcast.
- Which of the following statements about qualities of good information is false? A: It should be completely accurate B: It should be timely C: It should be provided from reliable sources D: It should be relevant for its purposes
- These reports provide information on your courses and activity planning for the year.
- The team leader of mountain climbers marked out ______. A: that seemed to be the best route B: what seemed to be the best route C: which seemed to be the best route D: something that to be the best route