Velocity and distance time graphs

What is speed?

What is velocity?

what is does it mean when the line is flat?

What does it mean when the line is straight?

What does a steeper graph indicate?

What does a downwards line mean?

What do curves represent?

What does a steeper curve suggest?

What does a leveling of curve indicate?

What is the formula to work out speed on a distance time graph?

What is acceleration?

What is the formula for acceleration?