Kinematic Equation Practice Problems Honors
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Last updated over 1 year ago
7 questions
Use these equations to solve the following problems
xo= initial position
x= final position
vo = initial velocity
v = final velocity
The bar over the v means average velocity.
1
A marble is dropped from 2.5 m and hits the ground in 0.71 s. What is the final velocity before it hits the ground? (Hint: what is its initial velocity?)
A marble is dropped from 2.5 m and hits the ground in 0.71 s. What is the final velocity before it hits the ground? (Hint: what is its initial velocity?)
1
An Olympic-class sprinter starts a race with an acceleration of 4.50 m/s2. What is her speed 2.40 s later?
An Olympic-class sprinter starts a race with an acceleration of 4.50 m/s2. What is her speed 2.40 s later?
1
A car skids to a stop to try to avoid hitting a deer. The car skids 21 m in 2.3 s. How fast was the car originally going?
A car skids to a stop to try to avoid hitting a deer. The car skids 21 m in 2.3 s. How fast was the car originally going?
1
If a moose can accelerate at 2.1 m/s2 from rest, how much time will it take for it to accelerate to a speed of 4 km/h?
If a moose can accelerate at 2.1 m/s2 from rest, how much time will it take for it to accelerate to a speed of 4 km/h?
1
How long did the acceleration last?
How long did the acceleration last?
1
Calculate the acceleration
Calculate the acceleration
1
When you try to stop your car in an emergency, there is some time before you can react. Your car is going 25 m/s and your reaction time is 0.20 s, then after you hit your brakes it accelerates at - 9.5 m/s2. How far will your car travel before it stops?
When you try to stop your car in an emergency, there is some time before you can react. Your car is going 25 m/s and your reaction time is 0.20 s, then after you hit your brakes it accelerates at - 9.5 m/s2. How far will your car travel before it stops?