- 1. A bird travels 300 meters in 300 seconds. What is the birds speed?
A) 0.1 m/s
B) 10 m/s
C) 20 m/s
D) 1 m/s
- 2. The seed from a dandelion covers 30 meters in 15 seconds. What is the seed's speed?
A) 2 m/s
B) 20 m/s
C) 0.2 m/s
D) 10 m/s
- 3. A ball rolls down a hill for 10 seconds and covers 40 meters. What was its speed?
A) 4 m/s
B) 40 m/s
C) 20 m/s
D) 0.4 m/s
- 4. A hurricane is 100 miles off the coast of Florida. It is traveling at 25 mph. How long will it take to reach Florida?
A) 10 hours
B) 4 hours
C) 2500 hours
D) 0.25 hours
- 5. The waves of an earthquake traveled at a speed of 250 m/s. If it took the waves 10 seconds to reach the city of St. Louis, how far away was the focus of the earthquake?
A) 2500 m
B) 250 m
C) 2.5 m
D) 25 m
- 6. What is the acceleration of a truck that starts at rest and after 10 s, is going 30 m/s?
A) 3 m/s/s
B) 1 m/s/s
C) -3m/s/s
D) 30 m/s/s
- 7. What is the acceleration of a scooter that starts at 10 mph and changes to 20 mph over 10 hours?
A) 1m/s/s
B) 2 m/s/s
C) 10 m/s/s
D) 5 m/s/s
- 8. What is the acceleration of a truck that was going 60 m/s then hit a brick wall, and stopped in a time of 1 s?
A) -60 m/s/s
B) -6m/s/s
C) 60 m/s/s
D) 10 m/s/s
- 9. How much did the velocity of a parachutist change if her acceleration was 10 m/s/s over a time of 10 s?
A) 10m
B) 1000m
C) 20 m
D) 100 m
- 10. How much time would it take for a rocket accelerating at 10 m/s/s to change its velocity from 20 m/s to 30 m/s?
A) 1 s
B) 5 s
C) 10 s
D) 0.1 s
|