# Speed And Acceleration Problems Question Preview (ID: 34823)

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Speed.

**What is the speed of a truck that moves 50m in 2 sec?**

a) 150 m/s

b) 50 m/s

c) 25m/s

d) 100m/s

**Sam is driving down the HWY at 150m in 10 seconds. What is his velocity?**

a) 15 m/s South

b) 15 m/s North

c) 15m/s East

d) 15 m/s West

**A person runs for 5 km in 10 minutes, then stops for 3 minutes, then runs another 2 km in 3 minutes. What is their average speed.**

a) .5 km/min

b) .4375 m/s

c) .5 km/min

d) .4375 km/min

**A train travels for 120 km in 2 hours and 30 minutes. What is its average speed?**

a) 48 km/hr

b) 64 km/hr

c) 60 km/hr

d) 100 km/hr

**A roller coaster is moving at 25 m/s at the bottom of the hill. 3 seconds later it reaches the top of the hill and 10 m/s. What is its acceleration?**

a) 5m/s/s

b) -5m/s

c) 3.3333m/s

d) -5m/s/s

**A car traveling at 15m/s comes to a complete stop in ten seconds. What is the acceleration.**

a) 1.5m/s

b) 1.5 m/s/s

c) -1.5m/s/s

d) -1/5m/s

**A train starts from rest and moves to a speed of 25m/s in 30 seconds. Calculate the accleration.**

a) -.83333 m/s/s

b) 8.3m/s

c) 8.33333m/s

d) .83333m/s/s

**A car accelerates from 10m/s to 50m/s in 4 seconds. Calculate the acceleration.**

a) 10m/s/s

b) 20 m/s/s

c) 5 m/s/s

d) 15 m/s/s

**Does your speedometer measure instantaneous or average speed?**

a) instantaneous

b) average

c)

d)

**A lizard accelerates from 2m/s to 10 m/s in 4 seconds. What is its acceleration.**

a) 1 m/s/s

b) 2 m/s/s

c) 3 m/s/s

d) 4 m/s/s

**What is the velocity of a car traveling 100 miles in 5 hours to the east?**

a) 20 mph

b) 20 mph east

c) 20 mph north

d) 20 mph west

**George walks to a friendâ€™s house. He walks 750 meters North, then realizes he walked too far. He turns and walks 250 meters West. The entire walk takes him 13 seconds. What is his velocity?**

a) 76. 92 m/s North

b) 76.92 m/s West

c) 76.92 m/s NW

d) 76.92 m/s NE

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