Position, Speed & Velocity

Which of the following calculations BEST represents a velocity?

• 1 m/s²

• 20 m/s

• 50 m/s East

• 10 m

A sound wave travels 200 meters in 5 seconds through the air. Use the formula for speed to determine how fast the wave travels.

• 5 m/s

• 1000 m/s

• 40 m/s

• 0.025 m/s

Tags

NGSS.MS-PS4-1

Sound travels at a speed of 330 m/s. If Alice hears an ambulance siren 165 meters away, how long will it take for the sound to travel from the siren to her ear?

• 0.5 seconds

• 5 seconds

• 2 seconds

• 20 seconds

Becky leaves homes and rides a distance of 30 km. It took her 2.5 hours. What is her speed?

A speed boat is traveling at 100 km/h. How many hours will it take for the boat to cover a distance of 115 km?

What is the speed of a helicopter that traveling 1200 miles in 7 hours? (Round to 1 decimal place)

A hot air balloon traveled 2.5 hours at a speed of 450 km/h. What distance did it travel?

An airplane leaves Orlando, Fl and travels 540 miles to Washington, DC. The flight takes 90 minutes. What is the speed of the plane?

Tags

NGSS.MS-PS3-1