Question

The first type of telescopes built used the concept of refraction

Select one:

True

False

Answer 1

True

Step-by-step explanation:

Answer 2

True

Step-by-step explanation:

The very first telescope built by Galileo was in 1609 , and the concept used by him was the refraction concept .

The telescope discovered by Galileo was able to look at the moon , and after the discovery of this telescope , four satellite of Jupiter were observed , sunspots and the phases of Venus were observed .

Hence , the statement is correct .