Question 1

A swimmer completes a 1500-meter swim in 30 minutes. What is the swimmer's average speed in meters per minute?

Accepted Answer

50	ext{ m/min}

Answer

50	ext{ m/min}

Answer

50	ext{ m/min}

Answer

50	ext{ m/min}

Question 2

A train travels 240 kilometers in 4 hours. What is the average speed of the train in kilometers per hour?

Accepted Answer

50	ext{ m/min}

Answer

50	ext{ m/min}

Answer

50	ext{ m/min}

Answer

50	ext{ m/min}

Question 3

When observing an object's linear motion, what key aspect distinguishes velocity from speed?

Accepted Answer

Velocity specifies direction, whereas speed does not.

Answer

Speed involves the shortest path, unlike velocity.

Answer

Velocity is independent of displacement, unlike speed.

Answer

Speed includes acceleration, while velocity does not.

Question 4

What is the difference between distance and displacement?

Accepted Answer

Distance calculates the entire path traveled, while displacement is the shortest route from starting point to finish.

Answer

Distance tells us how long it is going to take us to get to the end point, displacement explains speed and direction.

Answer

Displacement calculates the entire path traveled, while distance is the shortest route from start to finish.

Answer

Displacement tells us how far away something is, distance tells us how close it is.

Question 5

A hiker walks 24 kilometers in 8 hours. What is the hiker's average speed in kilometers per hour?

Accepted Answer

50	ext{ m/min}

Answer

50	ext{ m/min}

Answer

50	ext{ m/min}

Answer

50	ext{ m/min}

Question 6

A boat travels at 12 km/h for 3 hours. How far did it travel?

Accepted Answer

36 km

Answer

4 m

Answer

36 m

Answer

4 km

Question 7

The city of Austin is 60 kilometers away. How long will it take to get there if traffic is moving 30 km/h?

Accepted Answer

2 hours

Answer

20 hours

Answer

180 minutes

Answer

2 km

Question 8

What does a horizontal line on a distance-time graph indicate about an object\'s motion?

Accepted Answer

The object is not moving.

Answer

The object is moving at a constant speed.

Answer

The distance to the object is constantly decreasing.

Answer

The object is accelerating.

Question 9

On a distance-time graph, what does a steeper slope indicate about the object\'s motion?

Accepted Answer

The object is moving faster.

Answer

The object is stationary.

Answer

The object is moving slower.

Answer

The object is moving at a constant speed.

Question 10

Charlie is timing how fast he can walk down the 12m hall. His first try was 10 seconds, his second and third tries were both 13 seconds. What was his average speed?

Accepted Answer

1 m/s

Answer

1.2 m/s

Answer

10 m/s

Answer

1.6 m/s

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