Why do many people believe that birds evolved from prehistoric reptiles?
What will be an ideal response?
Evidence includes that birds have scales on their legs and feet similar to those on reptiles; birds are egg laying
like many species of reptiles; and birds have feathers, which are modified scales. Both birds and reptiles have
similar soft anatomy, including musculature system, brain, heart, and other organs. Birds and reptiles show
many skeletal similarities. Bird-like fossils have been discovered in several countries
You might also like to view...
What is the difference between a hard fault and an intermittent fault?
What will be an ideal response?
Armature reaction in AC series motors may be compensated with an inductively coupled winding, which acts as a short-circuited secondary winding of a(n) ____________________.
Fill in the blank(s) with the appropriate word(s).
Electronic brake proportioning is controlled by ________
A) A switch on the dash B) Brake cylinder diameters C) The engine control module (ECM) D) The ABS computer
Calculate the true power in Figure 12-1
A) 4 W B) 400 mW C) 10 W D) 1 W