Smashing Dynamics
Level 4, 2026-09-09
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
Other
ggravity-10 m/sec/sec
A ball travels at 6 inches/minute around a rectangle with one side of 4 inches and another side of 9 inches. How long will the ball take to get around the rectangle?
[2]
A ball accelerates at 4 in/sec/sec for 9 sec. How fast is it going?
[1]
A dog is dropped out of a plane and falls for 9 sec until it hits the ground. How fast will it be going when it hits the ground?
[1]
A bus travels at 8 kilometers/hour while a kid is 4 kilometers behind traveling at 10 kilometers/hour. How long will the kid take to catch up to the bus?
[2]
A rocket blasts off with an upwards acceleration (not including gravity) of 12 m/sec/sec. How fast will it be going after 6 sec?
[1]
A bike is dropped into the water and falls for 8 sec until it hits the bottom. The water creates a deceleration of 5 m/sec/sec. How fast will it be going when it hits the bottom?
[1]
A boat accelerates at 5 mi/hr/hr for 9 hr. How fast is it going?
[1]
A boat starts at a speed of 4 in/day and increases its speed to 6 in/day in 6 day. What is its acceleration?
[1]
A cat traveling at 6 ft/min stops in 5 min. What is its acceleration?
[1]
A scooter travels at 7 meters/second around a rectangle with one side of 3 meters and another side of 5 meters. How long will the scooter take to get around the rectangle?
[2]
A cat accelerates at 6 mi/sec/sec. How long will it take to get to a speed of 16 mi/sec?
[1]
A cheetah travels at 4 kilometers/day around a rectangle with one side of 5 kilometers and another side of 12 kilometers. How long will the cheetah take to get around the rectangle?
[2]
A kid is dropped out of a plane and falls for 8 sec until it hits the ground. How fast will it be going when it hits the ground?
[1]
What is 4 mins in hrs?
[1]
A person accelerates at 8 km/min/min. How long will it take to get to a speed of 7 km/min?
[1]
A bus traveling at 4 m/min stops in 7 min. What is its acceleration?
[1]