Four stages he believed all children pass through stages in the same order.
Answer:
The core of the Sun is home to billions and billions of atoms of hydrogen, the lightest element in the universe. The immense pressure and heat pushes these atoms so close to one another that they squish together to create new, heavier atoms. This is called nuclear fusion.
Answer:
C. historical background
Explanation:
According to my research on natural disaster warning procedures, I can say that based on the information provided within the question all of the answers provided except for historical background will elicit a quick response from the public. In order for the public to react quickly to an upcoming dangerous event they need to know how bad the event will be, how likely it is to happen, and what they can do to protect themselves. Historical background will not provide any help to the public.
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Answer:
They selected the beach at Kitty Hawk as their proving ground because of the constant wind that added lift to their craft. In 1902 they came to the beach with their glider and made more than 700 successful flights.
