Life Science Final Review

Sarah is bringing treats to her elementary school class on her birthday. The number of treats she brings in is based on the number of students in her class.
t = the number of treats
s = the number of students
Which of the variables is independent?

• s
• t

Carey and Justin are raising money to purchase books for their school's library. The more money they raise, the more books they will be able to purchase for the library.
m = the amount of money Carey and Justin raise
b = the number of books Carey and Justin will be able to purchase
Which of the variables is dependent?

• m
• b

• the independent variable is distance
• the independent variable is d=25 t
• the dependent variable is time
• the dependent variable is distance

Tags

CCSS.6.EE.C.9

• The dependent variable is total cost
• The dependent variable is weight
• The independent variable is total cost
• The independent variable is cost of a package

Tags

CCSS.6.EE.C.9

Kira designs websites. She can create three different websites each week. Kira wants to create an equation that will give her the total number of websites she can design given the number of weeks she works.
What is the independent vairble

• the number of websites she makes
• the number of weeks
• the design of the website
• there isn't one

A food service worker earns $12 per hour. How much money, m, does the worker earn on a shift of h hours? Identify the dependent variable.

• money
• hours

Which system provides shape and support, enables you to move, protects your internal organs, and stores minerals?

• skeletal
• muscular
• digestive
• nervous

Which system takes oxygen into the body and eliminates carbon dioxide?

• immune
• nervous
• respiratory
• circulatory

Which system includes the heart and blood vessels?

• respiratory
• circulatory
• nervous 
• skeletal

Which system includes the brain, spinal cord, eyes, ears, and skin?

• Muscular
• Nervous
• Respiratory
• Skeletal

Tags

NGSS.MS-LS1-8