Understanding Speed and Units

The video tutorial explains how to determine appropriate units for speed using the formula speed equals distance divided by time. It evaluates different units, identifying meters per second and miles per hour as correct, while dismissing meters and seconds alone as incorrect.

What is the formula for speed?

• Speed = Distance x Time

• Speed = Distance / Time

• Speed = Time / Distance

• Speed = Distance + Time

Which of the following units is appropriate for measuring speed?

• Meters

• Seconds

• Meters per second

• Kilograms

Why is 'meters' alone not a suitable unit for speed?

• It is too large of a unit

• It does not include a time component

• It is not a unit of distance

• It is not a standard unit

Why is 'seconds' alone not a suitable unit for speed?

• It is not a unit of time

• It does not include a distance component

• It is too small of a unit

• It is not a standard unit

Which of the following is a correct unit for speed?

• Hours

• Miles

• Meters

• Miles per hour