Smashing Dynamics
Level 3, 2026-07-29
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 car starts at a speed of 8 km/sec and increases its speed to 18 km/sec in 9 sec. What is its acceleration?
[1]
A cat travels at 7 centimeters/day around a rectangle with one side of 3 centimeters and another side of 8 centimeters. How long will the cat take to get around the rectangle?
[2]
A kid speeds up to 3 m/sec in 7 sec. What is its acceleration?
[1]
A dog travels at 14 feet/day while a cube travels at 6 feet/day. If they race for 2 days, how far will dog be ahead by?
[2]
A tiger starts at a speed of 9 in/hr and increases its speed to 11 in/hr in 2 hr. What is its acceleration?
[1]
A train accelerates at 5 cm/day/day. How long will it take to get to a speed of 3 cm/day?
[1]
A cat starts at a speed of 5 in/sec and increases its speed to 13 in/sec in 2 sec. What is its acceleration?
[1]
A scooter speeds up to 4 mi/min in 7 min. What is its acceleration?
[1]
A person travels at 2 miles per day. What is its speed?
[1]
A scooter accelerates at 8 m/day/day for 8 day. How fast is it going?
[1]
What is 7day in hr?
[1]
A ball traveling at 5 m/day stops in 3 day. What is its acceleration?
[1]
A ball travels 4 meters in 2 hours. At what speed did the ball travel?
[1]
A kid accelerates at 4 mi/day/day. How long will it take to get to a speed of 7 mi/day?
[1]
A scooter travels at 6 centimeters/day while a rabbit is 9 centimeters behind traveling at 6 centimeters/day. How long will the rabbit take to catch up to the scooter?
[2]
A person accelerates at 6 cm/sec/sec. How long will it take to get to a speed of 41 cm/sec?
[1]
A cat accelerates at 4 mi/day/day for 7 day. How fast is it going?
[1]