Speed, Distance, and Time/ Distance and Displacement

If it takes Ashley 3 seconds to run from the batter's box to first base at an average speed of 6.5 meters per second, what is the distance she covers in that time?

If you shout into the Grand Canyon, your voice travels at the speed of sound (340 m/s) to the bottom of the canyon and back, and you hear an echo. How deep is the Grand Canyon at a spot where you can hear your echo 5.2 seconds after you shout?

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

A girl starts from point A and runs around the park till point B in 7 seconds then from B to C in 3s and from C back to A in 1s Find the average speed of the girl.

• 2 m/s

• 1 m/s

• 11 m/s

A car goes from A to B in 1s then B to C in 1s and C to D in 1s. Find the average speed of the car during the journey from A to D.

• 1.5 m/s

• 3 m/s

• 2 m/s

• 6 m/s

Tags

NGSS.MS-PS3-1

A mouse traveled 26cm in 4s. What is the average speed of the mouse?

• 6cm/s

• 104cm/s

• 6.5cm/s

Tags

NGSS.MS-PS3-1

A toy car rolls 8 meters in 2 seconds. What is the average speed of the toy car?

• 16 m/s

• 4 m/s

• .25 m/s

• 10 m/s

Tags

NGSS.MS-PS3-1

What is the average speed of a car traveling 300 miles in 3 hours?

• 45mph

• 10mph

• 100mph

Tags

NGSS.MS-PS3-1

Bruno sprinted down the hallway for a science project. He ran a total of 40 meters in 20 seconds. What was his average speed?

• 2 meters per second

• 20 meters per second

• 40 meters per second

• 10 meters for second

Tags

NGSS.MS-PS3-1

2. Calculate the time taken when, distance is 150 km and speed is 25km/h.

• A. 4 hours

• B. 6 hours

• C. 10 hours

• D. 15 hours

A car travels 30 miles/hr for 3 hours, calculate the distance it will travel

• 90 miles
• 10 miles
• 600 miles
• 90 km