I. Which of the following statements are Ture （T),...

I. Which of the following statements are Ture (T), and which are False (F)？ 1. Pseudoscientific ideas are not tested, or are not testable. [T/F] 2. Aliens have visited the earth in the past and influenced our civilization. [T/F] 3. Science ideas are open to tests, and are testable. [T/F] 4. Science is based on facts and observations. [T/F] 5. Crop Circles are believed made by aliens. [T/F] 6. A rock formation on Mars that resembles a face is believed to be evidence of life. [T/F] 7. The Earth is not a perfect sphere in shape. [T/F] 8. Pseudoscientific ideas are basis on which science develops. [T/F] 9. The Great Wall of China is the only man-made object that can be seen from the moon with the naked eye. [T/F] 10. Science fiction does not belong to pseudoscience. [T/F] 1-5:？？？？？ 6-10:？？？？？