Smashing Dynamics
Level 4, 2026-03-09
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
What is 8ft in in?
[1]
A rabbit is dropped out of a plane and falls for 5 sec until it hits water. The water creates a deceleration of 7 m/sec/sec and it takes another 14 sec to sink to the bottom. How fast will it be going when it hits the bottom?
[2]
A rocket blasts off with an upwards acceleration (not including gravity) of 20 m/sec/sec. How fast will it be going after 10 sec?
[1]
What is 4mi in in?
[1]
A kid accelerates at 2 in/sec/sec. How long will it take to get to a speed of 7 in/sec?
[1]
A kid travels at 4 inches/second for 6 seconds then at 3 inches/second for 6 seconds. How far did it go?
[2]
A person travels at 9 miles/hour while a boat travels at 11 miles/hour towards it. If they are 6 miles apart, how long will it take for them to meet?
[2]
A rocket blasts off with an upwards acceleration (not including gravity) of 10 m/sec/sec. How fast will it be going after 6 sec?
[1]
A tiger is dropped out of a plane and falls unitil it hits the ground. If its speed is 166 m/sec when it hits the ground, how long did the fall take?
[1]
A scooter is dropped into the water and falls for 7 sec until it hits the bottom. The water creates a deceleration of 8 m/sec/sec. How fast will it be going when it hits the bottom?
[1]
What is 4 days in secs?
[1]
A bike speeds up to 2 mi/day in 2 day. What is its acceleration?
[1]
What is 3ft in m?
[1]
A bus travels at 4 feet/hour around a rectangle with one side of 5 feet and another side of 12 feet. How long will the bus take to get around the rectangle?
[2]
A door is closing in 7 minutes. How fast do you need to travel to get through the door if you are 98 centimeters away?
[1]
A cat accelerates at 3 mi/sec/sec for 7 sec. How fast is it going?
[1]