Exploring Speed and Velocity in Action Sports

Dr. Skateboard introduces a video series exploring physical science concepts in skateboarding and BMX. The video focuses on motion, explaining speed, velocity, and their differences. It covers units of measurement and provides a practical example of calculating velocity for a BMX rider.

Who is the host of the video series 'Action Science'?

• Bill Robertson

• Tony Hawk

• Shaun White

• Ryan Sheckler

What are the action sports mentioned as examples of motion?

• Skateboarding and BMX

• Surfing and Snowboarding

• Basketball and Soccer

• Running and Swimming

Which of the following is NOT a concept used to describe motion?

• Speed

• Friction

• Velocity

• Acceleration

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How is speed defined?

• Distance divided by time

• Time divided by distance

• Time multiplied by distance

• Distance multiplied by time

Which of the following units can be used to measure distance?

• Centimeters, meters, kilometers

• Seconds, minutes, hours

• Liters, milliliters, gallons

• Grams, kilograms, tons

What additional information does velocity require that speed does not?

• Time

• Distance

• Mass

• Direction

If a rider travels down a ramp in a specific direction, what is this an example of?

• Speed

• Momentum

• Velocity

• Acceleration

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What is the equation used to calculate both speed and velocity?

• V = T / D

• V = T * D

• V = D * T

• V = D / T

Which of the following units can be used to measure time?

• Grams, kilograms, tons

• Seconds, minutes, hours

• Liters, milliliters, gallons

• Centimeters, meters, kilometers

If a BMX rider covers 50 meters in 6 seconds, what is their velocity?

• 8.33 meters per second

• 9.33 meters per second

• 6.33 meters per second

• 7.33 meters per second