advertisement

Speed Conversions Converting between metres per second and miles per hour. Converting Between metres per sec and km per hour Converting Between km per hour and metres per second metres per sec km per hour metres per second x 60 ÷ 60 x 60 x 60 (x 3600) metres per min km per minute metres per hour x 60 ÷ 60 ÷ 1000 metres per hour km per second ÷ 1000 x 1000 km per hour metres per second km in an hour 5 x 8 miles in an hour m/sec into km/h = Km/h into m/sec = m/sec into km/h = (1 km = 5 mile) 8 Hint: Take it step by step, think, does my final answer look appropriate? Convert the following speeds. m/sec into km/h km / h into m/sec m/sec into mph 1. 20 m/sec 6. 80 km/h 11. 20 m/sec 2. 50 m/sec 7. 100 km/h 12. 50 m/sec 3. 110 m/sec 8. 140 km/h 13. 110 m/sec 4. 30 m/sec 9. 200 km/h 14. 30 m/sec 5. 1 m/sec 10. 700 km/h 15. 1 m/sec Use the correct conversion to convert: 16. 15 m/sec into km/h 17. 25 km/h into m/sec 18. 40 m/sec into mph 19. 80 mph into km/h 20. 80 mph into m/sec Metric / Imperial Conversions At GCSE you are expected to know certain conversions: How many of these do you know? 1 foot = 12 inches 1 pound = 16 ounces 1 inch = 2.5cm 1 stone = 14 pounds 1 yard = 3 feet 1 kg = 2.2 lbs 1 foot = 30 cm 1 mile = 1.6 km 1 gallon = 4.5 litres 1 litre = 1.75 pints 1 gallon = 8 pints x 1) Convert the following: a) 3 inches to cm b) 5 gallons to litres c) 8 lbs to kg d) 18 stone to pounds e) 120 inches to cm f) 10 cm to inches g) 6 lbs to ounces h) 45 kg to lbs i) 182 lbs to stone j) 15 kg to lbs k) 9 litres to pints l) 84 inches to feet m) 3 yards to inches n) 45 gallons to litres o) 52 cm to inches p) 3 feet to cm q) 8 litres to pints r) 12 km to miles 2) Carefully convert the following: a) 6 feet to inches b) 4 feet to inches c) 40 inches to feet d) 3 yards to feet e) 2 yards to feet f) 1000 cm to metres 3) James is 6 feet tall and weighs 11 stone. Michael is 180cm tall and weighs 68kg. Who is taller and who is heavier? Metric / Imperial Conversions At GCSE you are expected to know certain conversions: How many of these do you know? 1 foot = 12 inches 1 pound = 16 ounces 1 inch = 2.5cm 1 stone = 14 pounds 1 yard = 3 feet 1 kg = 2.2 lbs 1 foot = 30 cm 1 mile = 1.6 km 1 gallon = 4.5 litres 1 litre = 1.75 pints 1 gallon = 8 pints x 4) Convert the following: s) 3 inches to cm t) 5 gallons to litres u) 8 lbs to kg v) 18 stone to pounds w) 120 inches to cm x) 10 cm to inches y) 6 lbs to ounces z) 45 kg to lbs aa) 182 lbs to stone bb)15 kg to lbs cc) 9 litres to pints dd)84 inches to feet ee) 3 yards to inches ff) 45 gallons to litres gg) 52 cm to inches hh) 3 feet to cm ii) 8 litres to pints jj) 12 km to miles 5) Carefully convert the following: g) 6 feet to inches h) 4 feet to inches i) 40 inches to feet j) 3 yards to feet k) 2 yards to feet l) 1000 cm to metres 6) James is 6 feet tall and weighs 11 stone. Michael is 180cm tall and weighs 68kg. Who is taller and who is heavier?