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1. suhu permukaan matahari atau bintang dapat ditentukan dengan mengukur..
a. daya panas matahari yang diterima bumi
b. daya sinar matahari yang diterima bumi
c. daya radiasi matahari yang dierima bulan
d. daya radiasi matahri yang diterima bumi
2. benda hitam disebut juga
a. black spot
b. black thing
c. black body
d. black fluks
3. Instrumen dari astronomi jaman dahulu yang dipergunakan astronom, navigator, dan astrolog pada era klasik ialah
a. astrolab
b. astrolag
c. astrolac
d. astrolax
4. Copernicus telah mengadaptasi sebuah model dalam model heliocentricnya dari ilmuwan bernama
a. Al Sabra
b. Ibn Al-Shatir
c. Saliba
d. Al Tusi
5. Nasiruddin at-Tusi menyusun kitab setelah 12 tahun memimpin obsevatorium Malagha yaitu
a. Zij-i Ilkhani
b. Zij'i Walkhani
c. Wafa Buzjani
d. Zij-i Ilqhani
6. Pada umur berapa Abu Muhammad Jabir bin Aflah meninggal dunia>
a. 60 th
b. 70 th
c. 55 th
d. 50 th
7. Siapakah nama ilmuwan yang menciptakan astrolabe yang lebih baik daei sebelumnya?
a. Arzhachel
b. Al-Khwarizm
c. Ibnu Haitham
d. Al-Zarkhal
8. Al Battani menghitung lamanya setahun matahari yang hasilnya
a. 366 hari 5 jam 46 menit 23 detik
b. 365 hari 5 jam 46 menit 24 detik
c. 365 hari 5 jam 49 menit 24 detik
d. 366 hari 5 jam 44 menit 23 detik
9. salah satu ahli astronom yang berkembang pada masa Khalifah Al-Ma;mun ialah
a. Ibn Sina
b. Al Battani
c. Al Sufi
d. Al Farghani
10. Jasa Ibnu yunus diabadikan dengan cara
a. penamaan satelit jupiter dengan namanya
b. penamaaan kawah bulan dengan namanya
c. penamaan gletser mars atas namanya
d. penamaan orbit venus atas namanya
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