Discover the Exciting World of NASA Robots in Space Exploration

Which sentence BEST explains how the author develops the central idea?

A. He describes three different NASA robots and the work they do to support NASA.

B. He explains how the Mars rovers are capable of important tasks like analyzing soil and air.

C. He describes how NASA robots have human features that can do the work humans did in the past.

D. He explains NASA's long term goals to incorporate more robotics in space exploration.

Answer:

D, B

The author develops the central idea by explaining NASA's long term goals to incorporate more robotics in space exploration. This includes detailing how Mars rovers like Curiosity are capable of important tasks like analyzing soil and air on Mars. Through the use of robots with advanced equipment, NASA can make exciting discoveries and ensure the safety of astronauts for future missions to Mars.

Robots like Robonaut2 and Canadarm2 also play crucial roles in supporting astronauts on the International Space Station, showcasing the versatility and potential of robotic technology in space exploration. As technology evolves, NASA will increasingly rely on robots to guide astronauts, provide medical care, and perform hazardous tasks, ultimately aiding in the exploration of new worlds.