Speed, Velocity, and Acceleration Lesson

​Speed, Velocity, and Acceleration Lesson

Drag and Drop

Average speed is calculated by dividing the ​

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an object travels by the​

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it takes the object to move that distance.​

Drag these tiles and drop them in the correct blank above

distance

time

direction

mass

reference point

rate of motion

Multiple Choice

Julie decides to go on a short run in the morning. She runs 800 meters in 400 seconds. Which choice shows how to calculate average speed?

Multiple Choice

Julie decides to go on a short run in the morning. She runs 800 meters in 400 seconds. What is Julie’s average speed?

• 4 meters per second

• 0.5 meters per second

• 8 meters per second

• 2 meters per second

Drag and Drop

Correctly fill in the formula to calculate average speed.



​

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÷​

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=​

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Drag these tiles and drop them in the correct blank above

distance

time

speed

mass

volume

density

Categorize

Options (3)

A triathlon is a race that consists of swimming, biking, and running. Two friends, Yolanda and Marcela, run a triathlon. Determine who has the faster average speed for each part.

Yolanda

Marcela

Multiple Choice

These speedometers show the instantaneous speed of five cars. Select the car that has the fastest instantaneous speed.

​1

Dropdown

The chairs on this chairlift are moving in opposite​

Select answer

but have the same​

Select answer

. The chairs have velocities that are in opposite directions.

Match

An air traffic controller knows Plane A has a velocity of 400 kilometers per hour east. Plane B has a velocity of 600 kilometers per hour north. Plane C has a velocity of 800 kilometers per hour west. Label each of the planes.

Plane A

Plane C

Plane B

• Plane A

• Plane C

• Plane B

Multiple Select

Pretend a car is driving on the roads below at a constant speed. Select the roads that will give the car a velocity that is constantly changing.

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​

​

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​

​

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Labeling

Correctly label each area of the graph.

Drag labels to their correct position on the image

Distance (meters)

Time (minutes)

Speed

Velocity

Categorize

Options (3)

Jacob tracks his bike rides for several days. Arrange the bike rides from fastest average speed to slowest average speed.

First Fastest Time

Second Fastest Time

Third Fastest Time

Hotspot

Terri is a great rock climber. The graph to the right shows her speed throughout the climb. Select the part of Terri’s climb where she has the fastest average speed.

Multiple Choice

Which equation shows Terri’s average speed during part 2 of her climb?

• average speed = 200 meters / 1 hour

• average speed = 100 meters / 1 hour

• average speed = 50 meters / 1 hour

• average speed = 150 meters / 1 hour

​3

Multiple Select

An object accelerates if which of the following change?

• weight

• direction of motion

• size

• instantaneous speed

Multiple Select

Select the following scenarios where an object accelerates.

• A car is constantly going 25 km/h down a straight road.

• A car is constantly going 25 km/h down a curved road.

• A car increases its speed to pass a semi-truck on the highway

• A car decreases its speed around a curved road

Dropdown

To find a moving object’s average acceleration, first find the difference between the final​ velocity and starting​

Select answer

, then divide the difference by the​

Select answer

.

Labeling

Erin is skating at the park. Erin accelerates from a speed of 2 m/s to 17 m/s in 5 seconds. Complete the formula to calculate Erin’s average acceleration.

Drag labels to their correct position on the image

2 seconds

2 m/s

17 seconds

17 m/s

5 m/s

5 seconds

Multiple Choice

Erin is skating at the park. Erin accelerates from a speed of 2 m/s to 17 m/s in 5 seconds. What is Erin’s average acceleration?

• 6.8 m/s²

• 0.4 m/s²

• 1.7 m/s²

• 3 m/s²

• 3.4 m/s²

Multiple Select

There are four objects traveling in a straight line. Select the graphs that show an object that is accelerating.
(Hint: An object can have a positive or negative acceleration.)

Match

Drag the graphs of the objects to the appropriate type of acceleration.

negative acceleration

positive acceleration

no acceleration

• negative acceleration

• positive acceleration

• no acceleration

​4

Multiple Choice

Average speed is ___________.

• the distance an object travels per unit of time

• the time an object takes to reach its destination

• the force needed to move an object from rest

• the direction an object is traveling

Multiple Choice

What is instantaneous speed?

• the rate of change in velocity

• the speed of an object at a given instant

• the instant an object changes direction

• the exact time it takes an object to change its speed

Multiple Choice

What is velocity?

• the energy of a moving object

• the speed and direction of a moving object

• when an object is touched by another object to affect motion

• the motion of a force acting upon an object

Multiple Choice

What is acceleration?

• a measure of the pull of gravity on an object

• the amount of time an object moves at a constant speed

• the distance an object moves before coming to rest

• the rate of change in velocity

​Lesson Review

Labeling

Arrange to create the formula for average speed.

Drag labels to their correct position on the image

starting velocity

final velocity

distance

time

Labeling

Arrange to create the formula for acceleration

Drag labels to their correct position on the image

starting velocity

distance

time

final velocity

Reorder

Kevin spends the whole weekend doing various activities. Put the activities in order from the fastest average speed to slowest average speed.

1

2

3

4

• 1
• 2
• 3
• 4

Hotspot

All of the cars on the road are moving at a constant speed. Select the cars that have velocities that are changing.

Labeling

Lars’s swim coach plotted a point for the distance traveled at a few different times. Match each average speed for each part of swim practice.

Drag labels to their correct position on the image

0 m/min

50 m/min

25 m/min

62.5 m/min

Labeling

Determine the speed of the car at 2 and 3 seconds if the car accelerates at 7 m/s2.

Drag labels to their correct position on the image

14 m/s

28 m/s

21 m/s

7 m/s