Point
values
Station 1
17
1. When the shuttle bus comes to a sudden stop to avoid hitting a dog, it negatively accelerates
(decelerates) uniformly at -4.1 m/s2 as it slows from 9.0 m/s to 0 m/s. Find
the time interval of acceleration for the bus.
13
2. A car traveling at 7.0 m/s accelerates at 2.5 m/s2 to reach a speed of 12.0 m/s. How long does it
take for this acceleration to occur?
10
3. A car going 50 m/s speeds up to 80 m/s in 6 seconds. Calculate the car's
acceleration
Point
values
Station 2
13
1. What is the acceleration between 50 s and 60 s?
10
2.
Near Earth's surface, gravity causes all falling objects to accelerate at ______.
17
1.
Find the acceleration of a plant that is flying at +190 m/s after it slows
to +165 m/s in 15.2 s.
Point
values
13
Station 3
1. A dragster starting from rest accelerates at 49 m/s². How fast is it
going when it has traveled 325 m?
17
2. A ruler is dropped from rest in an activity designed to determine the reaction time of
physics student, Kathy Klutz. At the start, the bottom of the ruler is between Kathy’s
fingertips, and she catches the ruler at the 24 cm mark. Calculate Kathy’s reaction
time.
10
3. Which is greater, an acceleration from 25 km/h to 30 km/h or an acceleration from 96 km/h to
100 km/h if both occur during the same time?
Point
values
Station 4
10
1. Calculate the acceleration of a car whose speed changes from 6 m/s to 12 m/s over a period of
three seconds.
13
2. A soccer player, running at a speed of 3.2 m/s, decides to accelerate. For the next
20.0 m, he speeds up with an acceleration of 0.50 m/s2. What is his speed at the
end of the run?
17
3. An airplane traveling southward is landing with a speed of 75 m/s. As it touches down, it has
800 m of runway to reduce its speed to 8.0 m/s. What is the acceleration of the plane as it slows
down? (Make sure to give the sign too)
Point
values
Station 5
13
1. The head of a rattlesnake can accelerate at 50.0 m/s2 in striking a victim. If a car could have the
same acceleration, how long would it take for it to reach a speed of 10,000 m/s from rest?
17
2. A boy threw a small bundle toward his girlfriend on a balcony 10.0 meters
above him. The bundle stopped rising in 1.5 seconds. How high did the
bundle travel? Was that high enough for her to catch it?
10
3. In a bizarre but harmless accident, Superman fell from the top of the Eiffel Tower. How fast was
Superman traveling when he hit the ground 7.8 seconds after falling?
Point
values
Station 6
17
1. A climber dropped her compass at the end of her 240-meter climb. How long did it
take to strike bottom?
13
2. At 5.2 s after the start of observations, a bungee jumper is falling at 4.2 m/s. The elasticity of
the cable attached to the jumper causes the jumper to slow & eventually travel back
up reaching 3.6 m/s at a time of 6.1 s. Find the average acceleration of the jumper.
10
3. Find the acceleration of a motorcycle that starts at a stop sign and accelerates to 60 km/h in
12.2 s.
Point
values
Station 7
10
1. Find the average acceleration of a runner who starts from rest and reaches a velocity of 7.28 m/s
at the finish line.
13
2. Find the acceleration of a puck moving at 10.3 m/s on the ice when a defense man hits the puck
with his stick for 0.25 s causing it to move 24.3 m/s in the same direction.
17
3. Find the acceleration of a marble rolling along an incline at 8.6 m/s to the right. After 10.3 s,
the marble is rolling at 2.9 m/s to the left.