Tham khảo tài liệu 'anh ngữ sơ cấp - học tiếng anh bằng hình ành part 20', tài liệu phổ thông, tiếng anh phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | I I What is the size of the moon J It is two thousand one J hundred and sixty 2 T60 miles through Ỉ from one side to the Ị other. J Is the moon smaller J than the earth Is the earth smaller than the sun Í Is the sun greater than J the moon I I I The moon is near the earth. The earth is far from the sun. New York is near Washington. San Francisco is far from Washington. Are the stars smaller than the sun No. Some of the stars are much greater than the sun. Are they nearer than the sun No they are much farther than the sun. I I I I I I I I I I I I I I I I I I I I I I I I I I I I ft How far from the earth is the nearest star It is over four light-years from the earth. What is a light-year It is the distance which light goes in a year. 196 -A 1 1 This is a flame w It sends out light. If Light goes 186 300 miles J in a second. j How far does it go in a J year The sun sends out light. The light goes out from the sun in every direction. 1 1 1 1 It goes about 6 000 000 000 000 1 miles in a year. 1 1 1 1 1 1 1 1 I I I A light-year is 6 000 000 000 000 j miles. i I I I I The nearest star Is over J four light-years from the earth. I I I I I I I I I The nearest star is 25 000 000 000 000 miles from the earth. The nearest stars are very far from US. Some of the stars are very much farther. The farthest stars are thousands of light-years from us. 197 The sun sends its light out in every direction. Up and down are two other directions. West North East Up North East South These are four directions. West South f Down This boy has six apples in his hands. He will send the six I I I I I I I I I I I I I I I I i I I I 1 I I apples in different J directions. I He sent one apple north another apple south another east and another west. He sent another apple down. He sent five apples in five directions. .
