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Motion and Forces Test Part 1 1. The formula for calculating distance is a. Speed * time b. Distance/speed c. Speed/time d. None of the above 2. The formula for calculating speed a. Speed * time b. Distance/speed c. Speed/time d. None of the above 3. The formula for calculating time a. Speed * time b. Distance/speed c. Speed/time d. None of the above 4. The amount of distance an object travels in a certain time a. Speed b. Distance c. Time d. None of the above 5. The speed of an object plus direction a. Speed b. Velocity c. Acceleration d. None of the above 6. A change in velocity such as speeding up, slowing down, or changing direction a. Acceleration b. Speed c. Velocity d. None of the above 7. The force of attraction between all objects in the universe a. Attraction b. Mass c. Matter d. None of the above 8. The larger an object’s mass, the greater its a. Matter b. Gravity c. inertia d. None of the above 9. The greater the distance between objects, the _____ the gravity a. Greater b. More c. Smaller d. None of the above 10. The force of air opposing an object a. Friction b. Air resistance c. Wind d. None of the above 11. The three types of friction are a. Standing, rolling, sliding b. Rolling, static, inertia c. Rolling, sliding, air resistance d. None of the above 12. _____ makes motion possible, but also slows objects down. a. Friction b. Inertia c. Acceleration d. None of the above 13. Changing sliding friction into rolling friction can a. Reduce momentum b. Reduce inertia c. Reduce friction d. None of the above 14. Force per unit area is a. Surface area b. Pressure c. Friction d. None of the above 15. The formula for calculating acceleration is a. Distance/time b. Speed * time c. Distance/speed d. None of the above 16. A change in an object’s position over time is a. Momentum b. Inertia c. Movement d. None of the above 17. How much an object will resist change is a. Speed b. Movement c. Inertia d. None of the above 18. Another way to reduce friction is a. Sliding b. Lubrication c. Inertia d. None of the above 19. Gravity acting upon mass is called a. Matter b. Weight c. Inertia d. None of the above 20. Force is measured in a. Newtons b. Grams c. Kilometers d. None of the above 21. A car travels a distance of 540km in 6 hours. What speed did it travel at? a. 90 mph b. 90 km/hr c. 90 m/s d. None of the above 22. A cyclist travels 20km in 4hrs. What speed did the cyclist cycle at? a. 20 km/hr b. 20 mi/hr c. 5 km/hr d. None of the above 23. A train travels at a speed of 30mph and travel a distance of 240 miles. How long did it take to complete its journey? a. 8 minutes b. 8 hours c. 24 hours d. None of the above 24. A girl cycles for 3hrs at a speed of 40 km/h. What distance did she travel? a. 100 km b. 100 mi c. 120 km d. None of the above 25. The distance between two cities is 144km, it takes me 3hours to travel between these cities. What speed did I travel at? a. 288 km/hr b. 48 km/hr c. 288 mi/hr d. None of the above 26. Lauren walks 100m in half a minute. What must her speed have been to travel this distance? a. 3.33 mi/min b. 3.33 mi/s c. 3.33 m/s d. None of the above 27. A mouse runs a distance of 2metres in 15 seconds. What is it’s speed? a. 7.5 m/s b. 7.5 mi/hr c. 7.5 km/hr d. None of the above 28. Jim travelled at a speed of 18km/h for 2 hours. What was the distance covered? a. 18 km b. 36 km c. 36 mi d. None of the above 29. A whale swims at a constant speed of 8m/s for 17s. What distance did it travel? a. 2 m b. 136 m c. 136 km d. None of the above 30. At the equator, the earth spins a distance of 25,992miles every day. What speed does the Earth spin at in mph? a. 24 mph b. 100 km/hr c. 1000 mi/hr d. None of the above