VELOCITY

Problem Solving

100

How fast an object is moving in a specific direction.

Velocity

200

What is the velocity of an object that is moving 6 meters in 2 seconds east?

3m/s east

300

A bicycle is traveling down the road at 20 m/s for 200 seconds. What is the total distance travelled by the bike?

4000 m

400

Bart ran 600 meters from a possum at a speed of 6 m/s before he got caught. How long was he running?

100 seconds

500

A Goodyear Blimp moved 2000m over the Horseshoe at a rate of 20 m/s. How much time did it take it to do this in seconds?

100 s

Motion Diagrams

100

How fast an object is moving, without any regard for direction.  

What is speed?

200

What is the velocity if it took 10 seconds to travel 20 meters?

2 m/s

300

This formula lets you find an object's final velocity when you know its starting velocity, acceleration, and time.

What is v_f = v_i + (a × t)?

400

A water balloon is launched from a slingshot at 14 m/s and smacks into the ground at 20 m/s after 2 seconds. What is the acceleration of the water balloon?

3 m/s²

500

A freshman throws a squirrel straight down off a building at a velocity of 30 m/s. How far will the squirrel fall after 8 seconds?

560 m

Real Life Problems

100

A car travels a distance of 100 meters in 4 seconds. What is the velocity of the car?

25 (m/s)

200

If a sprinter runs 100 m in 10 seconds, what is his average velocity?

10(m/s)

300

A fishing boat is cruising at 5 m/s when the captain cranks the engine, accelerating at 3 m/s² for 4 seconds. What is the boat's final velocity?

17 m/s

400

Give the units of measurement for acceleration.

m/s²

500

A bowling ball rolls down the lane at 8 m/s and slows to 2 m/s in 3 seconds. What is its acceleration?

−2 m/s²

Velocity

100

What is the formula for velocity?

Velocity = Distance/Time 

200

What is velocity?

Speed with direction

300

Where are distance and time used?

To calculate the speed/velocity of an object.

400

On a graph showing distance vs time, a curved line represents an object that is _______.

accelerating

500

What does an x-axis represent on a graph?

Time.

Random

100

A warehouse forklift starts from rest and accelerates at 4 m/s² for 3 seconds. What is its final velocity?

12 m/s

200

The rate at which an object's velocity changes over time.

What is acceleration?

300

What is acceleration?

The rate of change of velocity.

400

A car travels a distance of 100 m in 4 seconds. What is the velocity of the car?

25 (m/s)

500

A freight elevator is moving downward at 12 m/s when the brakes kick in. It decelerates at −4 m/s² for 2 seconds, then continues decelerating at −2 m/s² until it stops. What is the total time from when the brakes first kick in to when the elevator stops?

4 seconds: It reaches 4 m/s after the first 2 seconds, then takes another 2 seconds to stop.