Homework: Speed Practice

If a car travels 400 m in 20 seconds, how fast is it going?

• 0.05 m/s
• 380 m/s
• 420 m/s
• 20 m/s

What is the speed of a jet plane, in km/hr, that flies 7200 km in 9 hours?

• 800 km/hr
• 0.00125 km/hr
• 222 km/hr
• 0.0045 km/hr

A student takes 45 s to get to class from the bathroom, 90 m away. What is the speed of the student?

• 0.5 m/s
• 2 m/s
• 45 m/s
• 135 m/s

How much time will it take the hissing cockroach to cross your 1 m table if it can travel at 1 m/s?

• 1 m
• 0 s
• 2 s
• 1 s

A swimmer can swim across the pool at 2.8 m/s. How far can she swim in 6 minutes?

• 128 m
• 2 m
• 0.5 m
• 0.001 m

A discus thrower scored 139 m. The coach timed the speed of the disc at 13.0 m/s. How long was the disc in the air?

• 0.09 s
• 10.7 s
• 11 s
• 10 s

A comet is cruising through the solar system at a speed of 50,000 kilometers per hour for 4 hours time. What is the total distance traveled by the comet during this time?

• 12,500 km
• 0.00008 km
• 200,000 km
• 50,000 km

Is Steve throws a football 50 m in 3 s, what is the average speed of the football?

• 16 m/s
• 16.7 m/s
• 16.6 m/s
• 16.67 m/s

Ashley conducted an experiment of her fish and found it swam 20 cm in 5 s. What is the speed of her fish?

• 4 m/s
• 0.04 m/s
• 0.25 m/s
• 25 m/s

What is the speed of a cheetah that travels 112.0 m in 4.0 s?

• 0.0357 m/s
• 28 m/s
• 0.036 m/s
• 28.0 m/s