Which phrase describes air density? EO
increases as altitude increases
equals mass divided by volume
pushes molecules in one direction
exerts less pressure as it increases

Which ideas did your answer contain? check all that apply. no food for organisms no oxygen in the atmosphere no trees or flowering plants no products based on trees or plants (building materials, medicines, fuels, fibers) no fossil fuels

The response is the basis for vaccination. primary secondary tertiary none of the above

Which of the following is a good strategy when it comes to desserts