10/29/24 Graphing and calculating speed

Front

What is speed?

Back

Speed is the distance traveled per unit of time, often expressed in units like feet per minute or miles per hour.

Front

How do you calculate speed?

Back

Speed = Distance ÷ Time.

Front

If a cricket travels 8 feet per minute, how far will it travel in 75 minutes?

Back

600 feet (8 feet/minute × 75 minutes = 600 feet).

Front

What does a graph showing a flat line indicate about an object's motion?

Back

A flat line indicates that the object is at rest and not moving.

Front

How can you determine if an object has come to a complete stop on a graph?

Back

Look for points where the graph line is horizontal (flat) for a period of time.

Front

What is the decimal equivalent of 2 hours and 30 minutes?

Back

2.5 (2 hours + 30 minutes = 2.5 hours).

Front

What does it mean if one racer starts ahead of another in a race graph?

Back

It means that the racer has a head start, which is represented by a vertical shift in the graph.

Front

How do you convert minutes into hours?

Back

Divide the number of minutes by 60.

Front

If Henry's toy car takes 100 seconds to return to the starting point, what does this indicate about its speed?

Back

It indicates that the car has a specific speed that can be calculated based on the distance of the track.

Front

What is the significance of the slope of a line on a speed graph?

Back

The slope represents the speed of the object; a steeper slope indicates a higher speed.