Answer:
True
Explanation:
The crust makes up less than 1% of earths mass.
Answer:
false ig because animal cell is not complex(i am not sure)
The one that Carbon footprint measures is : Greenhouse Gasses
Carbon Footprints are the Carbon Compounds emitted due to consumption of fossil fuels (such as gas oil) that could cause Greenhhouse effects
Hope this helps <span />
Answer: During vigorous exercise your breathing rate increases in order to intake more oxygen
Explanation: during vigorous exercise / activity the body needs more oxygen in order to produce energy so your breathing rate increases in order to reach the demand of more intake of oxygen , and your muscles work harder due to an increase in oxygen demand and how much oxygen the muscles take from the blood during vigorous exercises , BUT during rest we have normal rate of oxygen intake because your body is at rest at that moment .
HOPE THIS HELPS!!!!!!!!!!!!!!!!!!!!!!!!!
