Distance to the Moon (238,900 miles) 1 year (yr) to seconds (s) 1. 4500 g 2. 0.001 m3 200 grams (g) to kilograms (kg) 3. 0.1 L 1 liter (L) to cubic meters (m3) 4. 0.2 kg 4.5 kg to grams 5. 0.5 km 1 day (d) to seconds (s) 6. 10 cm 7. 384,472.3 km 100 millimeters (mm) to centimeters (cm) 8. 3600 s 500 meters (m) to kilometers (km) 9. 86400 s 1 hour (h) to seconds (s) 10. 3.15 x 10' s