A.By 1610 the Italian astronomer, Galileo Galilei, had built a telescope that see Jupiter. Near the planet he noticed some stars. He discovered that they were actually moons travelling around Jupiter. This proved that
the Earth was not the center of the universe, and this changed astronomy and science forever.
B. On a clear night, you can see about 2500 stars. During the day, you can see only the Sun. The light from the
Sun takes eight minutes to get to the Earth.
C.The Moon goes through lunar cycle from new moon to full moon, and back to new moon in 29.53days. We
can see the Moon because sunlight reflects from its surface. But when the Earth goes between the Sun and the
Moon, it blocks the light and the Moon appears to be a dark reddish colour.This is called a lunar eclipse.
Read the text again and find words that match the meanings below.
A. a piece of equipment that you can look through to make things that are far away appear nearer (paragraph
A)
B. shining strongly (paragraph B)
C. the top or outside part of something (paragraph C)
Read the sentences and write T for True, F for False.
1. Galileo discovered Jupiter’s moons.
2. You can see stars during the day.
3. A lunar eclipse happens once every year.
