Speed, Velocity & Acceleration Flashcard

Front

What is constant speed?

Back

Speed that remains the same or does not change.

Front

What happens when Lynn and Timmy stop for lunch?

Back

They are not moving, indicating a pause in their speed.

Front

How is speed defined?

Back

Speed is the distance traveled per unit of time.

Front

What is the formula to calculate speed?

Back

Speed = Distance / Time.

Front

What is the difference between speed and velocity?

Back

Speed is a scalar quantity (magnitude only), while velocity is a vector quantity (magnitude and direction).

Front

What does acceleration refer to?

Back

Acceleration is the rate of change of velocity over time.

Front

How do you calculate acceleration?

Back

Acceleration = (Final Velocity - Initial Velocity) / Time.

Front

What is the unit of speed in the metric system?

Back

Meters per second (m/s) or kilometers per hour (km/h).

Front

If sound travels at 330 m/s, how long does it take to travel 165 meters?

Back

0.5 seconds.

Front

What is the velocity of Lynn and Timmy at point B if they are traveling at 10 km/h?

Back

10 km/h through the country.