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8. An object free falls for 3.5 seconds. Given only this information, what equation is used to find the speed? a) v=gt b) v=Av/t

8. An object free falls for 3.5 seconds. Given only this information, what equation is used to find the speed? a) v=gt b) v=Av/t

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8. An object free falls for 3.5 seconds. Given only this information, what equation is used to find the speed? a) v=gt b) v=Av/t 9. Friction depends on a) the material of objects in contact only b) the normal of force only c) all the above 10. The spring force depends on a) how much it is stretched or compressed only b) spring constant only c) all the above 11. The dynamic friction is proportional to a) coefficient of static friction only b) coefficient of dynamic friction only c) normal force and coefficient of static friction d) normal force and coefficient of dynamic friction 12. Calculations in kinematic involve a) mass only b) force only c) mass and force d) none of the above
Transcribed Image Text:8. An object free falls for 3.5 seconds. Given only this information, what equation is used to find the speed? a) v=gt b) v=Av/t 9. Friction depends on a) the material of objects in contact only b) the normal of force only c) all the above 10. The spring force depends on a) how much it is stretched or compressed only b) spring constant only c) all the above 11. The dynamic friction is proportional to a) coefficient of static friction only b) coefficient of dynamic friction only c) normal force and coefficient of static friction d) normal force and coefficient of dynamic friction 12. Calculations in kinematic involve a) mass only b) force only c) mass and force d) none of the above
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