Interpreting Graphs of Functions

Over which interval of time is this person returning home?

• A

• B

• C

• D

• E

How long did it take Sam to get to school?

• 5 minutes
• 20 minutes
• 1.25 km
• 1.25 minutes

How long did Sam sit on the bench and wait for the bus?

• 5 min
• 10 min
• 15 min
• 20 min

What is happening in the graph between 30 and 40 minutes?

• Sarah is accelerating

• Sarah is not moving

• Sarah is slowing down

• Sarah is travelling at a constant speed

What is happening in this graph from point A to B? HINT: Look at the axis labels.

• The object is accelerating.

• The object is not moving.

• The object is decelerating.

• The object is moving at a constant speed.

Describe the bus’s motion from A-B

• A)The bus is speeding up
•  B)The bus's speed is remaining constant
•  C)The Bus is stopped
•  D)The bus is beginning to slow down

Elena filled up the tub and gave her dog a bath. Then she let the water out of the tub.

How much water was in the tub when she bathed her dog?

• 24 gallons

• 0 gallons

• 18 gallons

• 30 gallons

Elena filled up the tub and gave her dog a bath. Then she let the water out of the tub.

When did she turn off the water faucet?

• after 6 minutes

• after 12 minutes

• after 18 minutes

• after 30 minutes

Lin uses an app to graph the charge on her phone.

When did her phone start losing charge?

• 2 PM

• 10 PM

• 4 PM

• 8 PM

Lin uses an app to graph the charge on her phone.

When did her phone get back to a full charge?

• 2 PM

• 10 PM

• 4 PM

• 8 PM