Smashing Dynamics
Level 4, 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
Other
ggravity-10 m/sec/sec
A dog travels at 15 meters/day while a cat travels at 12 meters/day. If the race track is 75 meters long, what distance will the dog win by?
[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 cat accelerates at 4 cm/hr/hr. How long will it take to get to a speed of 22 cm/hr?
[1]
A car travels at 5 meters/minute around a equilateral triangle with a side of 2 meters. How long will the car take to get around the equilateral triangle?
[2]
A bus travels at 3 meters/day while a ball is 2 meters behind traveling at 5 meters/day. How long will the ball take to catch up to the bus?
[2]
A cat traveling at 32 mi/sec decelerates at 5 mi/sec/sec. How long will it take to stop?
[1]
A rocket blasts off with an upwards acceleration (not including gravity) of 13 m/sec/sec. How fast will it be going after 2 sec?
[1]
A tiger starts at a speed of 4 ft/sec and increases its speed to 8 ft/sec in 2 sec. What is its acceleration?
[1]
A train accelerates at 9 km/min/min. How long will it take to get to a speed of 29 km/min?
[1]
A kid accelerates at 4 m/hr/hr for 4 hr. How fast is it going?
[1]
A person travels at 2 inches/second while a scooter is 3 inches behind traveling at 9 inches/second. How long will the scooter take to catch up to the person?
[2]
A cheetah is dropped into the water and falls for 7 min 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 dog is dropped out of a plane and falls for 9 sec until it hits water. The water creates a deceleration of 6 m/sec/sec and it takes another 26 sec to sink to the bottom. How fast will it be going when it hits the bottom?
[2]
Planet X has gravity that is three times the gravity on Earth. If a boat is dropped for 3 min on Planet X, how fast will it be going?
[1]
A cube accelerates at 9 cm/min/min. How long will it take to get to a speed of 77 cm/min?
[1]