Speed, Velocity, & Acceleration Flashcard

Front

Speed = _______________

Back

Distance / time

Front

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

Back

m/s

Front

The difference between speed and velocity is...

Back

Velocity has direction.

Front

The car was traveling at a speed of 45 miles per hour.

Back

Speed

Front

The airplane flew toward Dallas at a speed of 300 miles per hour.

Back

Velocity

Front

The Olympian swam 200 meters in 20 seconds. What is being measured?

Back

speed

Front

The geese fly 23 mph to the south when they migrate for the winter.

Back

velocity

Front

If you slow down on your bicycle, you accelerate.

Back

TRUE

Front

You ride your bike in a straight line at a constant speed of 10 km/h. Why did acceleration not occur?

Back

Acceleration did not occur because neither speed nor direction changed.

Front

You are riding your bike at 9 km/h. Ten minutes later, your speed is 6 km/h. Why did acceleration occur?

Back

Acceleration occurred because speed decreased.