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Challenge Questions
100

This is the total length of the path an object travels, regardless of direction.

What is distance

100

The SI unit commonly used to measure speed and velocity 

meters per second 
100

This term describes how fast velocity changes over time.

What is acceleration 

100

This type of motion is shown by a straight, slanted line on a distance–time graph.

What is constant velocity 

100

Megan rolls a ball down a ramp until the ball hits the wall. The ramp is 2.5 m long and the distance from the end of the ramp to the wall is 1.5 m. If it took 0.5 seconds for the ball to hit the wall then what is the ball’s speed?

What is 8 m/s

200

This quantity measures how far an object is from its starting point and includes direction.

What is displacement?

200

This quantity describes both how fast an object moves and the direction of motion

What is velocity 

200

The basic formula for acceleration.

What is a=Δv/t 

200

On a distance–time graph, a horizontal line shows this type of motion.

What is an object at rest

200

A car traveled 1425 km from El Paso, TX to Dallas, TX in 12. 5 hours. What was the car’s average speed? 

What is 3.17 m/s

300

Distance is classified as this type of quantity.

What is scalar 

300

A car travels 100 meters in 4 seconds. What is its speed?

What is 25 m/s

300

A runner speeds up from 2 m/s to 8 m/s in 3 seconds. This is the acceleration.

What is 2m/s2

300

A horizontal line on a velocity–time graph represents this type of motion.

What is constant velocity 

300

A boat is traveling a distance of 90 km at a speed of 30 km/s, how long will it take to reach its destination?

What is 3 seconds 

400

Displacement is classified as this type of quantity because it includes direction

What is a vector

400

A plane travels 600 km in 2.5 hours. What was the speed in m/s

66.67 m/s

400

A car turning a corner at constant speed is accelerating because of this

What is a change in direction 

400

On a velocity–time graph, the slope represents this quantity.

What is acceleration 

400

A skater increases her velocity from 2.0 m/s to 10.0 m/s in 3.0 seconds. What is the skater’s acceleration?

What is 2.67 m/s2

500

A runner completes one full lap around a 400-meter track and stops where they started. What is their displacement?

What is 0 meters 

500

True or False: Velocity can be negative

What is True

500

A car slows from 20 m/s to 5 m/s in 5 seconds. This is the acceleration.

What is –3 m/s²

500

A horizontal line on an acceleration–time graph represents this condition.

What is constant acceleration

500

A parachute on a racing dragster opens and changes the speed of the car from 85 m/s to 45 m/s in a period of 4.5 seconds. What is the acceleration of the dragster?

What is -8.89 m/s2