Linear Motion Homework 1
1) Light makes the 93,000,000 mile trip to the earth in 8.3 minutes. How fast is it traveling in mi/hr?
Given List / Calculations with unitsFormula / Circled Final Answer With Units
2) Sound can run the 100 m dash in 0.29 s. How fast is it traveling?
Given List / Calculations with unitsFormula / Circled Final Answer With Units
3) If we drive an average of 60 mi/hr on the way to grandma’s and it takes 3 hours, how far away does she live?
Given List / Calculations with unitsFormula / Circled Final Answer With Units
4) If a car is traveling at 45 mi/hr, how long will it take to go 150 miles?
Given List / Calculations with unitsFormula / Circled Final Answer With Units
5) A car goes from 40 mi/hr to 60 mi/hr in 5 s, what is the acceleration?
Given List / Calculations with unitsFormula / Circled Final Answer With Units
6) Find the acceleration of a car that is traveling 50 mi/hr and stops in 5 s.
Given List / Calculations with unitsFormula / Circled Final Answer With Units
7) If a ball starts from rest and accelerates at 10 m/s2, what is the speed after 4 s?
Given List / Calculations with unitsFormula / Circled Final Answer With Units
8) A car was seen to accelerate at 10 mi/hr/s for 5s and achieved a final speed of 70 mi/hr. What was its original speed?
Given List / Calculations with unitsFormula / Circled Final Answer With Units
9) In order to enter the Boston Marathon (26.2 miles) a runner must be able to finish in 3 hours. What is the average speed of a runner who just makes this cutoff?
10) Typically the Space Shuttle travels at 17,500 mi/hr. How far would it travel in an 8 day mission?
11) If a cheetah runs at 25 m/s, how long would it take the cheetah to do the 100m dash? How does this compare to human times?
12) A Volkswagen is stopped at a traffic light. When it turns green, the driver accelerates to 10 m/s in 5s. What is the average acceleration of the car?
13) Find the final velocity of a ball that starts at rest and accelerates at 10m/s2 for a distance of 5m.
14) Find the distance that a ball will travel if it starts at rest and accelerates for 4 sec at an acceleration of 10m/s2.