1.

Read the following statements carefully:1. Scientists have designed a way to levitate and propel objects using only light, by creating nanoscale patterns on the objects' surfaces.2. Though still theoretical, the work is a step toward developing a spacecraft that could reach the nearest planet outside of the solar system in 20 years.3. The Spacecraft will be powered and accelerated only by light.Which of the above statements is/are true?

A. Only 1
B. Only 1 and 2
C. Only 1 and 3
D. Only 2 and 3
E. All of the above
Answer» F.


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