Unit 5 Lesson 1-7 Review

The graph represents an object that is shot upwards from a tower and then falls to the ground. The independent variable is time in seconds and the dependent variable is the object’s height above the ground in meters.

At approximately what time did the object reach its peak height?

• 93 Meters

• 3 seconds

• 6 seconds

• 10 Meters

What was the change in temperature from 8 pm to 10 pm?

• 57 degrees

• 55 degrees

• 10 degrees

• 2 degrees

According to the situation this graph is based on, What do you suppose happened at 6 pm?

• Sun Rise

• The sun came out

• It got cloudy

• Sun Set

• The news came on

Which scenario represents Diego's Graph best?

• Diego was walking and then increased his pace to a jog

• Diego was jogging and decreased his pace to a walk

• Diego was walking, then ran and then stopped

• Diego was running and then jogged and eventually walked

Which scenario best represents Lin's Graph?

• Lin's phone was at 10% then he plugged it into the charger

• Lin's phone was at 100% then he took it off the charger and started to use it

• Lin plugged his phone into the charger when it was at 50%

• Lin unplugged his phone at 50% used it for 15 minutes and then plugged it back in.

Select the function whose graph includes the point (4,20)

•  $y=7x$  
  

•  $y=\frac{4}{20}x$  

•  $y=2x+10$  

•  $y=x^2=4$  

Jada fills her aquarium with water.

What was the fastest rate she filled the aquarium at?

• 0 cm/min

• 5 cm/min

• 10 cm/min

• 20 cm/min

Jada fills her aquarium with water.

During which time period did she fill the aquarium the fastest?

• 0-2 minutes

• 3- 5 minutes

• 5-7 minutes

• 7-9 minutes