Functions and Story Graphs

The graph shows Timmy's distance he is as he leaves school one afternoon. What happens in section B?

• Timmy is walking back to school because he forgot his math book.

• Timmy is talking to a friend and not walking.

• Timmy is walking faster home.

• Timmy is dancing in the street.

Michael owns his own window cleaning business. He is cleaning the windows of a three story building. The graph shows his height from the ground floor while washing windows. Choose the correct words to correctly describe each section of the graph. Section A has a _____ slope and represents washing windows on the _____ floor.

• zero; first

• positive; second

• negative; third

• zero; second

• positive; third

Choose the the graph that best depicts a man taking a ride on a ferris wheel.

• a

• b

• c

• d

How long did it take this object to travel back to its reference/starting point?

• 20 s

• 30 s

• 60 s

• 100 s

The graph shows the speed of Mr. Sam driving to work. Which section shows Mr. Sam driving on the interstate?

• a. - his rate of change is the steepest

• b. - he's going the fastest here

• g. - steep rate of change and not for a long time

• d. - shortest amount of time

• f. - he's going fast here

Choose the graph that best depicts a woman climbing a hill at a steady pace and then starts to run down one side.

• a

• b

• c

• d

Which story could be represented by this graph?

• Starting at rest, John walked away from his house. Then he waited for a bus. As he waited he thought he forgot his homework so he went back home only to realize it was in his backpack. Since he missed his bus, he ran to school. He worked at school and then ran back home.

• Starting at rest, John increased his speed at a constant rate. Then maintained it for a while before decreasing his speed as he climbed a mountain. As he went down the mountain his speed increased. At the bottom of the mountain, he had a constant speed before he slowed down and then stopped.

• John started a race. In order to get ahead of everyone he ran really fast. Once in 1st, he stopped running. He lost a shoe and had to run back for it. Once he got his shoe, he ran really fast to try and get back to first. He couldn't keep going so he stopped and ran back to the start to give up.

Which statement is true?

• Both Graphs have multiple y intercepts

• Both graphs are not functions

• The first graph is linear because it has a constant rate of change.

• The second graph is nonlinear but has a constant rate of change.

Which of the following are nonlinear functions?

• y=x³

• y=3x+2

• (-3,3),(-2,4),(-1,5),(0,6),(1,7)

• 

Which of the following are linear functions?

• y=x³

• y=3x+2

• (-3,3),(-2,4),(-1,5),(0,6),(1,7)

•