Koalas benefit from tress because then can climb on them to keep away from danger such as other ground predators, Trees can also serve as a food source for them to eat in day to day life.
Compressed is the first blank and older is the second one
If the Independent Variable, then the Dependent Variable:
Your IV is how safe/supportive your design for your egg is
Your DV is what you believe/want the outcome to be after you drop the egg
So (an example could be):
If the structure of the apparatus that holds the egg is built of inflated balloons, then the egg will not crack when it is dropped.
This volume of air is called the residual volume.
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