Question: Process: - Air is drawn in through the mouth - The air goes down the esophagus - The air moves into the lungs - The carbon dioxide is removed - The remaining oxygen enters the body - The remaining carbon dioxide is expelled through the mouth.  Question: suppose person breathes evenly happens, how will it affect more air goes into the lungs.  - A: more - B: less - C: no effect
Answer: A

Question: Process: - Get the ice tray - Remove any ice cubes currently in the tray - Fill the tray with cold water - Ensure the tray is evenly filled to an appropriate level - Open the freezer - Place the tray in the freezer - Close the freezer door - Wait.  Question: suppose there are less trays available happens, how will it affect Less trays are placed in the freezer.  - A: more - B: less - C: no effect
Answer: A

Question: Process: - Several types of gases form in the atmosphere - May come from different sources - The gases remain trapped in the atmosphere - Through the suns light the gases hold in heat and energy - Trap them in our atmosphere - The earth may become warmer this way.  Question: suppose there are less gasses leaving the air happens, how will it affect the earth will get warmer.  - A: more - B: less - C: no effect
Answer: