Smashing Dynamics
Level 3, 2026-07-11
All answers must have a value and units
Metric Distance
cmcentimeterbasic unit of distance
mmeter100 centimeters
kmkilometer1000 meters
Imperial Distance
ininch2.5 centimeters
ftfoot12 inches
mimile5280 feet, 1.6 kilometers
Time
secsecondbasic unit of time
minminute60 seconds
hrhour60 minutes
dayday24 hours
A kid starts at a speed of 8 cm/hr and increases its speed to 17 cm/hr in 3 hr. What is its acceleration?
[1]
A ball travels at 9 inches/second while a cheetah travels at 2 inches/second. If the race track is 72 inches long, what distance will the ball win by?
[2]
A tiger travels at 8 miles/day while a cat travels at 4 miles/day. If the race track is 72 miles long, what distance will the tiger win by?
[2]
A tiger travels at 2 centimeters/second for 7 seconds then at 9 centimeters/second for 4 seconds. How far did it go?
[2]
A dog travels 88 centimeters in 8 days. At what speed did the dog travel?
[1]
A car travels at 5 miles/minute for 5 minutes then at 2 miles/minute for 2 minutes. How far did it go?
[2]
A rabbit travels at 4 meters per hour. What is its speed?
[1]
A cheetah accelerates at 7 ft/sec/sec. How long will it take to get to a speed of 30 ft/sec?
[1]
A person accelerates at 8 mi/hr/hr for 5 hr. How fast is it going?
[1]
A train travels at 7 kilometers/second while a person travels at 14 kilometers/second towards it. If they are 6 kilometers apart, how long will it take for them to meet?
[2]
A cube travels at 9 miles/second for 3 seconds then at 6 miles/second for 3 seconds. How far did it go?
[2]
A boat travels 133 centimeters in 7 days. At what speed did the boat travel?
[1]
A person travels at 15 inches/second while a bus travels at 9 inches/second. If they race for 7 seconds, how far will person be ahead by?
[2]