8. Applying Concepts Apply what
you know about the relationship
between altitude and air pressure
to explain why rescue helicop-
ters have a difficult time flying
at altitudes above 6,000 m.

Photosynthesis converts solar energy into what type of energy?

Which must be kept in mind when determining if an explanation is correct? check all that apply.which must be kept in mind when determining if an explanation is correct? check all that apply.

1. watermelon, papaya, oranges, bananas, and lemons are included in this food group. vitamin c 2. you need 6 or more servings of this food group each day vitamins d and a 3. found in fruit and keeps blood vessels healthy calcium 4. vitamins found in milk bread and grain 5. a mineral that strengthens bones fruit