Warm-Up 03/12/2025

If a car travels 150 kilometers in 3 hours, what is its average speed?

• 45 km/h

• 50 km/h

• 55 km/h

• 60 km/h

A runner completes a 400-meter lap in 50 seconds. What is the runner's average speed in meters per second?

• 6 m/s

• 7 m/s

• 8 m/s

• 9 m/s

Which of the following graphs best represents a constant speed over time?

• A straight horizontal line

• A straight line with a positive slope

• A curved line

• A straight line with a negative slope

A cyclist travels 30 km north and then 40 km east. What is the magnitude of the cyclist's displacement?

• 50 km

• 70 km

• 10 km

• 35 km

A car accelerates from rest to 20 m/s in 5 seconds. What is the car's average acceleration?

• 2 m/s²

• 3 m/s²

• 4 m/s²

• 5 m/s²

Which of the following scenarios is an example of velocity?

• A car traveling at 60 km/h

• A plane flying at 500 km/h east

• A runner jogging at 10 km/h

• A cyclist pedaling at 15 km/h

A train travels 100 km north and then 100 km south. What is the train's total displacement?

• 0 km

• 100 km

• 200 km

• 50 km

If a graph shows a line with a constant positive slope, what does this indicate about the object's motion?

• The object is at rest.

• The object is moving at a constant speed.

• The object is accelerating.

• The object is decelerating.

A boat travels 60 km downstream in 2 hours and returns upstream in 3 hours. What is the average speed of the boat for the entire trip?

• 20 km/h

• 24 km/h

• 30 km/h

• 36 km/h

Which graph shows an object moving at a constant rate?

• A
• B
• D
• E

Tags

NGSS.MS-PS3-1