21. Explain how the wing structures of the kiwi bird and the ostrich are different from the wing structure of the eagle. (Hint: Take a look at the bird skeleton pictures and reflect on the size of the wings in each organism.)

The table below shows the number of foot bones in some horse fossils.horse fossil recordhorse fossil number of foot bonesp 19q 17r 24s 13ancient horses had more bones in their foot then present-day horses. the present-day horse has 11 foot bones. what is the correct order of evolution of the horse starting from the youngest fossil? a. q p r s b. s r p q c. s q p r d. r p q s

Some tools have graduations to show multiple measurements. for example, a ruler may have graduations for both millimeters and centimeters. when measuring the length of an earthworm, which graduations would allow for the most accurate measurement? millimeters centimeters decimeters meters

Nh3 +02-no + h20 is unbalanced what is the balanced equation