G8 Science

Which is NOT a function of the respiratory system?

• to get rid of oxygen

• to get rid of carbon dioxide

• to take in oxygen

• to warm and filter the air you breath

A. Why is oxygen important

B. How do we get it?

• A. to make energy

  B. from food

• A. to make glucose

  B. From the air

• A. For cellular respiration

  B. From breathing air

• A. To help digest food

  B. From breathing

What do you think we need oxygen for?

Tags

NGSS.MS-LS2-3

Why is the blood that flows from the lungs to the heart bright red?

• It has oxygen in it
• It has carbon dioxide in it
• It has food coloring in it
• It has waste in it

What system receives oxygen and gets rid of carbon dioxide?

• Heart
• Muscular System
• Veins 
• Respiratory System

 What is the main function of the respiratory system?

• take in oxygen and exhale waste like carbon dioxide
• move nutrients throughout the body
• take in carbon dioxide and exhale oxygen

If a substance has a pH of 10 it is considered

• Acidic
• Basic
• Neutral

What is the chemical compound of carbon dioxide?

• CHO2

• H2O

• O2

• CO2

Tags

NGSS.MS-PS1-1

A gas produced by animals during respiration that plants use for photosynthesis.

• Oxygen

• Toots

• Carbon dioxide

• Water vapor

Tags

NGSS.MS-LS1-6

What is the main purpose of combustion reactions?

• To release energy

• To produce carbon dioxide

• To create waste products

• To generate sound