Calculating Speed

Front

What is the formula to calculate speed?

Back

S = d/t

Front

A runner races in the 100 meter dash. It takes her 10 seconds to finish. What is her average speed?

Back

10 m/s

Front

Which of the following is a unit of time? Options: sec, mi, m/s, km

Back

sec

Front

Which of the following is a unit of speed? Options: sec, mi, m/s, min

Back

m/s

Front

Which of the following is a unit of distance? Options: miles/hr, meters, s, min

Back

meters

Front

Speed

Back

A measure of distance an object travels per unit of time.

Front

Reese can run 10 meters in 5 seconds. What is her speed?

Back

2 meters/sec

Front

Avery likes to walk 30 feet in 10 seconds. What is her speed?

Back

3 feet/sec

Front

Calculate these 3 car's speeds, then rank them in order of fastest to slowest, with 3 being the fastest car and 1 the slowest car.
Car A- distance: 4 meters, time: 2 sec
Car B- distance: 2 meters, time: 2 sec
Car C- distance: 8 meters, time: 2 sec

Back

Car A = 2
Car B= 1
Car C= 3

Front

Motion

Back

an object's change in position to a reference point.