Do now!Can you

continue your friction

investigation (bar graph and

conclusion)?

You have 15 minutes

Last lesson

• Investigating friction

Reading first!Can you carefully read pages

136 and 137. Think of one question to ask Mr Porter

about these pages.

Today’s lesson

• Distance/time graphs

Distance against time graphs

distance

time

No movement?

distance

time

No movement

distance

time

Constant speed?

distance

time

Constant speed

distance

time

Constant speed

distance

time

How would the graph look

different for a faster constant

speed?

Constant speed

distance

time

fast

Constant speed

distance

time

fast

How would the graph look

different for a slower constant

speed?

Constant speed

distance

time

fast

slow

Getting faster? (accelerating)

distance

time

Getting faster

distance

time

Examples

distance

time

A van accelerating from stop and then hitting a wall

distance

time

A van accelerating from stop and then hitting a wall

distance

time

Let’s try some questions.Page 139

questions 4 and 5.