Motion & Variables Flashcard

Front

Which unit could be used to measure speed? Options: meters (m), seconds (s), meters per second (m/s), kilograms (kg)

Back

meters per second (m/s)

Front

A straight, steep line on a distance-time graph shows:

Back

Fast speed

Front

What does slope represent on a distance-time graph?

Back

Speed

Front

If a car travels 60 km in 2 hours, what is its average speed?

Back

30 km/h

Front

Velocity is different from speed because velocity includes: Energy, Distance, Direction, Time

Back

Direction

Front

Which situation shows acceleration?

• A car moving at 30 m/s in a straight line
• A ball rolling at constant speed
• A runner slowing down at the finish line
• A train stopped at a station

Back

A runner slowing down at the finish line

Front

Which situation shows constant speed? Options: A car going 30 m/s north for 5 minutes, A ball slowing down as it rolls, A sprinter speeding up at the start, A plane landing

Back

A car going 30 m/s north for 5 minutes

Front

Why are variables important in experiments about motion?

Back

They help identify cause and effect